45399832 has 16 divisors (see below), whose sum is σ = 85559760. Its totient is φ = 22583904.

The previous prime is 45399793. The next prime is 45399857. The reversal of 45399832 is 23899354.

It is a super-2 number, since 2×45399832² = 4122289491256448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12828 + ... + 15979.

It is an arithmetic number, because the mean of its divisors is an integer number (5347485).

Almost surely, 2^45399832 is an apocalyptic number.

It is an amenable number.

45399832 is a deficient number, since it is larger than the sum of its proper divisors (40159928).

45399832 is a wasteful number, since it uses less digits than its factorization.

45399832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29010 (or 29006 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 45399832 is about 6737.9397444620. The cubic root of 45399832 is about 356.7396774089.

The spelling of 45399832 in words is "forty-five million, three hundred ninety-nine thousand, eight hundred thirty-two".