The number 8,335,656 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 37 42 54 56 63 72 74 84 108 111 126 148 149 168 189 216 222 252 259 296 298 333 378 444 447 504 518 596 666 756 777 888 894 999 1,036 1,043 1,192 1,332 1,341 1,512 1,554 1,788 1,998 2,072 2,086 2,331 2,664 2,682 3,108 3,129 3,576 3,996 4,023 4,172 4,662 5,364 5,513 6,216 6,258 6,993 7,992 8,046 8,344 9,324 9,387 10,728 11,026 12,516 13,986 16,092 16,539 18,648 18,774 22,052 25,032 27,972 28,161 32,184 33,078 37,548 38,591 44,104 49,617 55,944 56,322 66,156 75,096 77,182 99,234 112,644 115,773 132,312 148,851 154,364 198,468 225,288 231,546 297,702 308,728 347,319 396,936 463,092 595,404 694,638 926,184 1,041,957 1,190,808 1,389,276 2,083,914 2,778,552 4,167,828 and 8,335,656, with no remainder.
Since 8,335,656 cannot be divided by just 1 and 8,335,656, it is a composite number.