Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
634,520
Rare · Top 7.65%
Position 6: 0 → 1 · +72 points.
Gained: Digit sum 21, Semiprime, Alternating parity, Happy number.
Lost: Digit sum 20, Harshad number.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.