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672924 = 22378011
BaseRepresentation
bin10100100010010011100
31021012002010
42210102130
5133013144
622231220
75501610
oct2442234
91235063
10672924
1141a63a
12285510
131a73a5
14137340
15d45b9
hexa449c

672924 has 24 divisors (see below), whose sum is σ = 1794688. Its totient is φ = 192240.

The previous prime is 672913. The next prime is 672937. The reversal of 672924 is 429276.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 672891 and 672900.

It is a congruent number.

It is an unprimeable number.

672924 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3922 + ... + 4089.

2672924 is an apocalyptic number.

It is an amenable number.

672924 is an abundant number, since it is smaller than the sum of its proper divisors (1121764).

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

672924 is a wasteful number, since it uses less digits than its factorization.

672924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8025 (or 8023 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 672924 is about 820.3194499706. The cubic root of 672924 is about 87.6305100039.

It can be divided in two parts, 672 and 924, that added together give a triangular number (1596 = T56).

The spelling of 672924 in words is "six hundred seventy-two thousand, nine hundred twenty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 8011 16022 24033 32044 48066 56077 96132 112154 168231 224308 336462 672924