Your number, one digit away
One digit away
One change could reach Singular.
Your number
1,644
Exceptional · Top 2.53%
Position 2: 6 → 4 · +383 points.
Gained: Perfect square, Only two distinct digits, Digit sum 13, 2 distinct digits, Happy number, Adjacent digit run, Triple digit.
Lost: Digit sum 15, 3 distinct digits, Repeated digit.
35 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.