Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
646,587
Notable · Top 27.1%
Position 2: 4 → 7 · +143 points.
Gained: Digit sum 39, Descending segment, Semiprime, Double pair, Alternating parity, 4 distinct digits.
Lost: Digit sum 36, Zigzag digits, 5 distinct digits, Happy number, Repeated digit.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.