Your number, one digit away

One digit away

One change could reach Extreme.

Position 1: 7 → 9 · +202 points.

Gained: Palindrome, Only two distinct digits, Digit sum 21, 2 distinct digits, Harshad number.

Lost: Digit sum 19, Prime, 3 distinct digits, Happy number.

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