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674424 = 2332171929
BaseRepresentation
bin10100100101001111000
31021021010200
42210221320
5133040144
622242200
75506152
oct2445170
91237120
10674424
11420783
12286360
131a7c8a
14137ad2
15d4c69
hexa4a78

674424 has 96 divisors (see below), whose sum is σ = 2106000. Its totient is φ = 193536.

The previous prime is 674419. The next prime is 674431. The reversal of 674424 is 424476.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23242 + ... + 23270.

2674424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1053000).

674424 is an abundant number, since it is smaller than the sum of its proper divisors (1431576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674424 is a wasteful number, since it uses less digits than its factorization.

674424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77 (or 70 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 674424 is about 821.2332190066. The cubic root of 674424 is about 87.6955734276.

The spelling of 674424 in words is "six hundred seventy-four thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 9 12 17 18 19 24 29 34 36 38 51 57 58 68 72 76 87 102 114 116 136 152 153 171 174 204 228 232 261 306 323 342 348 408 456 493 522 551 612 646 684 696 969 986 1044 1102 1224 1292 1368 1479 1653 1938 1972 2088 2204 2584 2907 2958 3306 3876 3944 4408 4437 4959 5814 5916 6612 7752 8874 9367 9918 11628 11832 13224 17748 18734 19836 23256 28101 35496 37468 39672 56202 74936 84303 112404 168606 224808 337212 674424