45979832 has 32 divisors (see below), whose sum is σ = 93020400. Its totient is φ = 21225984.

The previous prime is 45979823. The next prime is 45979847. The reversal of 45979832 is 23897954.

It is a happy number.

It is a super-2 number, since 2×45979832² = 4228289901496448, which contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4019 + ... + 10397.

Almost surely, 2^45979832 is an apocalyptic number.

It is an amenable number.

45979832 is an abundant number, since it is smaller than the sum of its proper divisors (47040568).

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

45979832 is a wasteful number, since it uses less digits than its factorization.

45979832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6455 (or 6451 counting only the distinct ones).

The product of its digits is 544320, while the sum is 47.

The square root of 45979832 is about 6780.8430154369. The cubic root of 45979832 is about 358.2524150198.

The spelling of 45979832 in words is "forty-five million, nine hundred seventy-nine thousand, eight hundred thirty-two".