Your number, one digit away
One digit away
One change could reach Extreme.
Your number
399,973
Exceptional · Top 3.28%
Position 5: 7 → 9 · +239 points.
Gained: Palindrome, Only two distinct digits, Digit sum 42, 2 distinct digits, Quadruple digit.
Lost: Digit sum 40, Semiprime, 3 distinct digits, Happy number, Triple digit.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.