A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 9346176 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 48 56 57 61 63 64 72 76 84 96 112 114 122 126 128 133 144 152 168 171 183 192 224 228 244 252 266 288 304 336 342 366 384 399 427 448 456 488 504 532 549 576 608 672 684 732 798 854 896 912 976 1,008 1,064 1,098 1,152 1,159 1,197 1,216 1,281 1,344 1,368 1,464 1,596 1,708 1,824 1,952 2,016 2,128 2,196 2,318 2,394 2,432 2,562 2,688 2,736 2,928 3,192 3,416 3,477 3,648 3,843 3,904 4,032 4,256 4,392 4,636 4,788 5,124 5,472 5,856 6,384 6,832 6,954 7,296 7,686 7,808 8,064 8,113 8,512 8,784 9,272 9,576 10,248 10,431 10,944 11,712 12,768 13,664 13,908 15,372 16,226 17,024 17,568 18,544 19,152 20,496 20,862 21,888 23,424 24,339 25,536 27,328 27,816 30,744 32,452 35,136 37,088 38,304 40,992 41,724 48,678 51,072 54,656 55,632 61,488 64,904 70,272 73,017 74,176 76,608 81,984 83,448 97,356 111,264 122,976 129,808 146,034 148,352 153,216 163,968 166,896 194,712 222,528 245,952 259,616 292,068 333,792 389,424 445,056 491,904 519,232 584,136 667,584 778,848 1,038,464 1,168,272 1,335,168 1,557,696 2,336,544 3,115,392 4,673,088 and 9,346,176, with no remainder.
Since 9,346,176 cannot be divided by just 1 and 9,346,176, it is not a prime number.