Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
637,567
Rare · Top 5.42%
Position 3: 7 → 8 · +64 points.
Gained: Digit sum 35, Prime, Alternating parity, 5 distinct digits, Happy number, Repeated digit.
Lost: Digit sum 34, Semiprime, Double pair, 4 distinct digits.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.