Q: Is 2,122,542 a Prime Number?
A: No, 2,122,542 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 2122542 can be evenly divided by 1 2 3 6 9 18 37 74 111 222 333 666 3,187 6,374 9,561 19,122 28,683 57,366 117,919 235,838 353,757 707,514 1,061,271 and 2,122,542, with no remainder.
Since 2,122,542 cannot be divided by just 1 and 2,122,542, it is not a prime number.