45685628 has 12 divisors (see below), whose sum is σ = 80170272. Its totient is φ = 22779840.

The previous prime is 45685597. The next prime is 45685669. The reversal of 45685628 is 82658654.

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, 14093 + ... + 17028.

It is an arithmetic number, because the mean of its divisors is an integer number (6680856).

Almost surely, 2^45685628 is an apocalyptic number.

It is an amenable number.

45685628 is a deficient number, since it is larger than the sum of its proper divisors (34484644).

45685628 is a wasteful number, since it uses less digits than its factorization.

45685628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31492 (or 31490 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The square root of 45685628 is about 6759.1144390371. The cubic root of 45685628 is about 357.4866814932.

The spelling of 45685628 in words is "forty-five million, six hundred eighty-five thousand, six hundred twenty-eight".