45688630 has 32 divisors (see below), whose sum is σ = 91627200. Its totient is φ = 16286592.

The previous prime is 45688627. The next prime is 45688667. The reversal of 45688630 is 3688654.

It is a super-2 number, since 2×45688630² = 4174901822553800, 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 15 ways as a sum of consecutive naturals, for example, 2290 + ... + 9829.

It is an arithmetic number, because the mean of its divisors is an integer number (2863350).

Almost surely, 2^45688630 is an apocalyptic number.

45688630 is an abundant number, since it is smaller than the sum of its proper divisors (45938570).

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

45688630 is a wasteful number, since it uses less digits than its factorization.

45688630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12168.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 45688630 is about 6759.3365059006. The cubic root of 45688630 is about 357.4945114648.

The spelling of 45688630 in words is "forty-five million, six hundred eighty-eight thousand, six hundred thirty".