Your number, one digit away

One digit away

One change could reach Exceptional.

Your number

639,397

Distinct · Top 14.9%

Best one-digit neighbour

639,997

Exceptional · Top 2.13%

Position 4: 3 → 9 · +105 points.

Gained: Digit sum 43, Adjacent digit run, Prime, Triple digit.

Lost: Digit sum 37, Zigzag digits, Double pair, Harshad number.

53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.