Q: Is 1,427,564 a Prime Number?
A: No, 1,427,564 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 1427564 can be evenly divided by 1 2 4 23 46 59 92 118 236 263 526 1,052 1,357 2,714 5,428 6,049 12,098 15,517 24,196 31,034 62,068 356,891 713,782 and 1,427,564, with no remainder.
Since 1,427,564 cannot be divided by just 1 and 1,427,564, it is not a prime number.