Your number, one digit away

One digit away

One change could reach Extreme.

Position 2: 7 → 4 · +156 points.

Gained: Palindrome, Only two distinct digits, Digit sum 22, 2 distinct digits, Harshad number, Quadruple digit, Happy number.

Lost: Perfect square, Digit sum 25, 3 distinct digits, Triple digit.

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