Q: Is 1,609,716 a Prime Number?
A: No, 1,609,716 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 1609716 can be evenly divided by 1 2 3 4 6 12 53 106 159 212 318 636 2,531 5,062 7,593 10,124 15,186 30,372 134,143 268,286 402,429 536,572 804,858 and 1,609,716, with no remainder.
Since 1,609,716 cannot be divided by just 1 and 1,609,716, it is not a prime number.