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672132 = 22379709
BaseRepresentation
bin10100100000110000100
31021010222210
42210012010
5133002012
622223420
75466366
oct2440604
91233883
10672132
11419a8a
12284b70
131a6c16
14136d36
15d423c
hexa4184

672132 has 24 divisors (see below), whose sum is σ = 1590400. Its totient is φ = 220896.

The previous prime is 672131. The next prime is 672137. The reversal of 672132 is 231276.

It is a happy number.

It is a super-2 number, since 2×6721322 = 903522850848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 672099 and 672108.

It is not an unprimeable number, because it can be changed into a prime (672131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594 + ... + 1302.

2672132 is an apocalyptic number.

It is an amenable number.

672132 is an abundant number, since it is smaller than the sum of its proper divisors (918268).

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

672132 is a wasteful number, since it uses less digits than its factorization.

672132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795 (or 793 counting only the distinct ones).

The product of its digits is 504, while the sum is 21.

The square root of 672132 is about 819.8365690795. The cubic root of 672132 is about 87.5961175069.

The spelling of 672132 in words is "six hundred seventy-two thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 79 158 237 316 474 709 948 1418 2127 2836 4254 8508 56011 112022 168033 224044 336066 672132