45013232 has 20 divisors (see below), whose sum is σ = 95141976. Its totient is φ = 20460480.

The previous prime is 45013183. The next prime is 45013253. The reversal of 45013232 is 23231054.

It is a happy number.

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, 127703 + ... + 128054.

Almost surely, 2^45013232 is an apocalyptic number.

It is an amenable number.

45013232 is an abundant number, since it is smaller than the sum of its proper divisors (50128744).

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

45013232 is a wasteful number, since it uses less digits than its factorization.

45013232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255776 (or 255770 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 45013232 is about 6709.1901150586. The cubic root of 45013232 is about 355.7241898563.

Adding to 45013232 its reverse (23231054), we get a palindrome (68244286).

The spelling of 45013232 in words is "forty-five million, thirteen thousand, two hundred thirty-two".