45538232 has 8 divisors (see below), whose sum is σ = 85384200. Its totient is φ = 22769112.

The previous prime is 45538217. The next prime is 45538267. The reversal of 45538232 is 23283554.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2846132 + ... + 2846147.

It is an arithmetic number, because the mean of its divisors is an integer number (10673025).

Almost surely, 2^45538232 is an apocalyptic number.

It is an amenable number.

45538232 is a deficient number, since it is larger than the sum of its proper divisors (39845968).

45538232 is a wasteful number, since it uses less digits than its factorization.

45538232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5692285 (or 5692281 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 45538232 is about 6748.2021309383. The cubic root of 45538232 is about 357.1018130051.

The spelling of 45538232 in words is "forty-five million, five hundred thirty-eight thousand, two hundred thirty-two".