Q: Is 522,740 a Prime Number?
A: No, 522,740 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 522740 can be evenly divided by 1 2 4 5 10 20 59 118 236 295 443 590 886 1,180 1,772 2,215 4,430 8,860 26,137 52,274 104,548 130,685 261,370 and 522,740, with no remainder.
Since 522,740 cannot be divided by just 1 and 522,740, it is not a prime number.