Your number, one digit away

One digit away

One change could reach Extreme.

Position 3: 4 → 1 · +7 points.

Gained: Digit sum 7, Descending segment, Alternating parity, 4 distinct digits, Harshad number, Repeated digit.

Lost: Triangular number, Digit sum 10, 5 distinct digits, Semiprime.

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