Your number, one digit away

One digit away

One change could reach Extreme.

Position 1: 4 → 2 · +148 points.

Gained: Perfect square, Digit sum 16, Zigzag digits, Triple digit.

Lost: Digit sum 18, Descending segment, Harshad number, Double pair.

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