Q: Is 722,550 a Prime Number?
A: No, 722,550 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 722550 can be evenly divided by 1 2 3 5 6 10 15 25 30 50 75 150 4,817 9,634 14,451 24,085 28,902 48,170 72,255 120,425 144,510 240,850 361,275 and 722,550, with no remainder.
Since 722,550 cannot be divided by just 1 and 722,550, it is not a prime number.