The number 1,953,720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 67 72 81 90 108 120 134 135 162 180 201 216 243 268 270 324 335 360 402 405 486 536 540 603 648 670 729 804 810 972 1,005 1,080 1,206 1,215 1,340 1,458 1,608 1,620 1,809 1,944 2,010 2,412 2,430 2,680 2,916 3,015 3,240 3,618 3,645 4,020 4,824 4,860 5,427 5,832 6,030 7,236 7,290 8,040 9,045 9,720 10,854 12,060 14,472 14,580 16,281 18,090 21,708 24,120 27,135 29,160 32,562 36,180 43,416 48,843 54,270 65,124 72,360 81,405 97,686 108,540 130,248 162,810 195,372 217,080 244,215 325,620 390,744 488,430 651,240 976,860 and 1,953,720, with no remainder.
Since 1,953,720 cannot be divided by just 1 and 1,953,720, it is a composite number.