The number 2,961,036 can be evenly divided by 1 2 3 4 6 9 12 13 18 19 26 27 36 37 38 39 52 54 57 74 76 78 81 108 111 114 117 148 156 162 171 222 228 234 247 324 333 342 351 444 468 481 494 513 666 684 702 703 741 962 988 999 1,026 1,053 1,332 1,404 1,406 1,443 1,482 1,539 1,924 1,998 2,052 2,106 2,109 2,223 2,812 2,886 2,964 2,997 3,078 3,996 4,212 4,218 4,329 4,446 5,772 5,994 6,156 6,327 6,669 8,436 8,658 8,892 9,139 11,988 12,654 12,987 13,338 17,316 18,278 18,981 20,007 25,308 25,974 26,676 27,417 36,556 37,962 38,961 40,014 51,948 54,834 56,943 75,924 77,922 80,028 82,251 109,668 113,886 155,844 164,502 227,772 246,753 329,004 493,506 740,259 987,012 1,480,518 and 2,961,036, with no remainder.
Since 2,961,036 cannot be divided by just 1 and 2,961,036, it is a composite number.