Your number, one digit away

One digit away

One change could reach Extreme.

Position 4: 4 → 8 · +340 points.

Gained: Perfect square, Digit sum 40, Zigzag digits, Double pair, Happy number, Semiprime, 4 distinct digits.

Lost: Digit sum 36, 5 distinct digits, Repeated digit.

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