45671432 has 32 divisors (see below), whose sum is σ = 89875200. Its totient is φ = 21729600.

The previous prime is 45671413. The next prime is 45671441. The reversal of 45671432 is 23417654.

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, 13619 + ... + 16637.

It is an arithmetic number, because the mean of its divisors is an integer number (2808600).

Almost surely, 2^45671432 is an apocalyptic number.

It is an amenable number.

45671432 is a deficient number, since it is larger than the sum of its proper divisors (44203768).

45671432 is a wasteful number, since it uses less digits than its factorization.

45671432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117 (or 3113 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 45671432 is about 6758.0642198784. The cubic root of 45671432 is about 357.4496501051.

The spelling of 45671432 in words is "forty-five million, six hundred seventy-one thousand, four hundred thirty-two".