Your number, one digit away

One digit away

One change could reach Singular.

Position 3: 4 → 3 · +227 points.

Gained: ABAB pattern, Digit sum 21, Alternating parity, Harshad number, Zigzag digits, Triple digit.

Lost: Digit sum 22, Semiprime, Happy number, Quadruple digit, Adjacent digit run.

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