Your number, one digit away

One digit away

One change could reach Extreme.

Your number

555,439

Exceptional · Top 1.26%

Best one-digit neighbour

555,489

Extreme · Top 0.68%

Position 5: 3 → 8 · +42 points.

Gained: Binary palindrome, Digit sum 36, Happy number.

Lost: Descending segment, Digit sum 31, Prime.

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