Q: Is 2,609,642 a Prime Number?
A: No, 2,609,642 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 2609642 can be evenly divided by 1 2 7 14 31 49 62 98 217 434 859 1,519 1,718 3,038 6,013 12,026 26,629 42,091 53,258 84,182 186,403 372,806 1,304,821 and 2,609,642, with no remainder.
Since 2,609,642 cannot be divided by just 1 and 2,609,642, it is not a prime number.