Q: Is 343,674 a Prime Number?
A: No, 343,674 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 343674 can be evenly divided by 1 2 3 6 9 18 61 122 183 313 366 549 626 939 1,098 1,878 2,817 5,634 19,093 38,186 57,279 114,558 171,837 and 343,674, with no remainder.
Since 343,674 cannot be divided by just 1 and 343,674, it is not a prime number.