The number 7,000,740 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 19 20 23 30 36 38 45 46 57 60 69 76 89 90 92 95 114 115 138 171 178 180 190 207 228 230 267 276 285 342 345 356 380 414 437 445 460 534 570 684 690 801 828 855 874 890 1,035 1,068 1,140 1,311 1,335 1,380 1,602 1,691 1,710 1,748 1,780 2,047 2,070 2,185 2,622 2,670 3,204 3,382 3,420 3,933 4,005 4,094 4,140 4,370 5,073 5,244 5,340 6,141 6,555 6,764 7,866 8,010 8,188 8,455 8,740 10,146 10,235 12,282 13,110 15,219 15,732 16,020 16,910 18,423 19,665 20,292 20,470 24,564 25,365 26,220 30,438 30,705 33,820 36,846 38,893 39,330 40,940 50,730 60,876 61,410 73,692 76,095 77,786 78,660 92,115 101,460 116,679 122,820 152,190 155,572 184,230 194,465 233,358 304,380 350,037 368,460 388,930 466,716 583,395 700,074 777,860 1,166,790 1,400,148 1,750,185 2,333,580 3,500,370 and 7,000,740, with no remainder.
Since 7,000,740 cannot be divided by just 1 and 7,000,740, it is a composite number.