4D number history
4D number 6621 — drawn 16 times across our 10 tracked operators, most recently on 2026-04-22.
Most recently drawn as Consolation at Damacai 1+3D on 2026-04-22.
Wins of 6621 by operator
Every recorded draw of 6621
| Date | Operator | Prize tier |
|---|---|---|
| 2026-04-22 | Damacai 1+3D | Consolation |
| 2025-10-12 | Singapore Pools 4D | Special prize |
| 2025-10-06 | Perdana 4D | Special prize |
| 2025-09-19 | Lucky Hari Hari 4D | 1st prize |
| 2025-07-17 | Lucky Hari Hari 4D | Special prize |
| 2025-07-09 | Special Cash Sweep 4D | Consolation |
| 2025-06-15 | Perdana 4D | Consolation |
| 2025-05-20 | Lucky Hari Hari 4D | Special prize |
| 2025-05-14 | Lucky Hari Hari 4D | Consolation |
| 2025-02-09 | Sports Toto 4D | Consolation |
| 2025-01-22 | Singapore Pools 4D | Consolation |
| 2025-01-19 | Grand Dragon Lotto | Consolation |
| 2024-12-20 | Perdana 4D | Special prize |
| 2024-08-17 | Special Cash Sweep 4D | Consolation |
| 2024-05-26 | Sports Toto 4D | Special prize |
| 2024-03-20 | Sabah 88 4D | Consolation |
Number facts — 6621
A read of the four digits of 6621 on their own — these properties hold whether or not the number has ever been drawn. Most serve no statistical purpose for a random 4D draw, but they're useful context when comparing numbers or choosing iBox plays.
| Digit sum | 6 + 6 + 2 + 1 = 15 |
|---|---|
| Digit product | 6 × 6 × 2 × 1 = 72 |
| Reverse | 1266 |
| Palindrome | No |
| Unique digits | 3 of 4 |
| Sequential pairs | 66, 62, 21 |
| Big/Small bias | 2 small (0–4) / 2 big (5–9) — balanced |
| Parity | Odd |
| Prime | No — 6621 = 3 × 2207 |
iBox / Permutation play — 6621
For an iBox or Permutation bet, your ticket wins if the operator draws any arrangement of the same four digits. The unique arrangements for 6621 are listed below — there are 12 permutations total (repeated digits collapse the 24 possibilities down to 12).
Nearby numbers
Walk up or down by one, jump to the reverse, or see numbers that differ by just a single digit position.
Numbers that differ from 6621 by one digit:
Cultural reading of 6621
In Malaysian, Singaporean, and Cambodian Chinese 4D culture, individual digits carry phonetic associations through Cantonese homophones. These are widely shared folk readings — not predictions and not statistical claims.
| Digit | Sound | Common association |
|---|---|---|
| 6 | luk (六) | smooth and flowing (similar to 流 lau) |
| 6 | luk (六) | smooth and flowing (similar to 流 lau) |
| 2 | yi (二) | easy (similar to 易 yi), pairing |
| 1 | yat (一) | single, the start, certainty |
Combined reading: Includes 6 (六 luk), commonly associated with smoothness through the homophone 流. Contains both 2 (易 yi, "easy") and 1 (一 yat, "start") — a combination sometimes read as "easy starts". The digit sum is 15.
Hot or cold?
6621 has appeared 16 times — comfortably in the "hot" range across our window.
For the full picture, see the hottest and coldest numbers tool which ranks every drawn 4-digit number across all 10 operators.
Check this number at each operator
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Frequently asked questions
- Has 4D number 6621 ever won?
- Yes — 6621 has been recorded as a winning number 16 times across the 10 4D operators 4dcheck tracks.
- When was the most recent time 6621 won?
- The most recent recorded draw of 6621 was on 2026-04-22 at Damacai 1+3D.
- Which operator has drawn 6621 most often?
- Lucky Hari Hari 4D has drawn 6621 the most times in our recorded window.
- Is 6621 a hot or cold number?
- 6621 sits on the hotter side of our distribution, with 16 recorded wins. Note this is a backward-looking statistic and does not affect future draw probability.
- How many iBox permutations does 6621 have?
- 6621 has 12 unique 4-digit permutations — listed under the iBox section above. Each one wins if you bet 6621 on a permutation (iBox) play and that arrangement is drawn.
- What is the digit sum of 6621?
- The digits 6 + 6 + 2 + 1 sum to 15.