52685916 has 24 divisors (see below), whose sum is σ = 128279424. Its totient is φ = 16798320.

The previous prime is 52685887. The next prime is 52685921. The reversal of 52685916 is 61958625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95170 + ... + 95721.

It is an arithmetic number, because the mean of its divisors is an integer number (5344976).

Almost surely, 2^52685916 is an apocalyptic number.

It is an amenable number.

52685916 is an abundant number, since it is smaller than the sum of its proper divisors (75593508).

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

52685916 is a wasteful number, since it uses less digits than its factorization.

52685916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190921 (or 190919 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The square root of 52685916 is about 7258.5064579430. The cubic root of 52685916 is about 374.8850990199.

The spelling of 52685916 in words is "fifty-two million, six hundred eighty-five thousand, nine hundred sixteen".