45878632 has 32 divisors (see below), whose sum is σ = 87497280. Its totient is φ = 22550400.

The previous prime is 45878621. The next prime is 45878639. The reversal of 45878632 is 23687854.

It is not an unprimeable number, because it can be changed into a prime (45878639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196788 + ... + 197020.

It is an arithmetic number, because the mean of its divisors is an integer number (2734290).

Almost surely, 2^45878632 is an apocalyptic number.

It is an amenable number.

45878632 is a deficient number, since it is larger than the sum of its proper divisors (41618648).

45878632 is a wasteful number, since it uses less digits than its factorization.

45878632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553 (or 549 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 45878632 is about 6773.3767058979. The cubic root of 45878632 is about 357.9893882813.

The spelling of 45878632 in words is "forty-five million, eight hundred seventy-eight thousand, six hundred thirty-two".