Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
638,569
Rare · Top 7.13%
Position 6: 9 → 7 · +78 points.
Gained: Ascending segment, Digit sum 35, Prime, 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.