Your number, one digit away
One digit away
One change could reach Extreme.
Your number
643,345
Rare · Top 6.85%
Position 1: 6 → 5 · +225 points.
Gained: Palindrome, Digit sum 24, 3 distinct digits, Descending segment, Happy number.
Lost: Digit sum 25, Semiprime, 4 distinct digits.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.