Q: Is 397,670 a Prime Number?
A: No, 397,670 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 397670 can be evenly divided by 1 2 5 7 10 13 14 19 23 26 35 38 46 65 70 91 95 115 130 133 161 182 190 230 247 266 299 322 437 455 494 598 665 805 874 910 1,235 1,330 1,495 1,610 1,729 2,093 2,185 2,470 2,990 3,059 3,458 4,186 4,370 5,681 6,118 8,645 10,465 11,362 15,295 17,290 20,930 28,405 30,590 39,767 56,810 79,534 198,835 and 397,670, with no remainder.
Since 397,670 cannot be divided by just 1 and 397,670, it is not a prime number.