Your number, one digit away
One digit away
One change could reach Extreme.
Your number
399,971
Distinct · Top 12.0%
Position 4: 9 → 1 · +252 points.
Gained: Triangular number, Binary palindrome, Digit sum 30, Double pair.
Lost: Digit sum 38, Adjacent digit run, Triple digit, Happy number.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.