Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
636,859
Notable · Top 41.4%
Position 2: 3 → 7 · +133 points.
Gained: Digit sum 41, Prime, Zigzag digits, Happy number.
Lost: Digit sum 37, Semiprime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.