Your number, one digit away
One digit away
One change could reach Exceptional.
Your number
644,907
Standard · Top 94.6%
Position 2: 4 → 9 · +196 points.
Gained: Digit sum 35, Alternating parity, Semiprime, Zigzag digits, Happy number.
Lost: Digit sum 30.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.