52555916 has 24 divisors (see below), whose sum is σ = 105305760. Its totient is φ = 22482432.

The previous prime is 52555903. The next prime is 52555931. The reversal of 52555916 is 61955525.

It is a self number, because there is not a number n which added to its sum of digits gives 52555916.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17450 + ... + 20238.

It is an arithmetic number, because the mean of its divisors is an integer number (4387740).

Almost surely, 2^52555916 is an apocalyptic number.

It is an amenable number.

52555916 is an abundant number, since it is smaller than the sum of its proper divisors (52749844).

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

52555916 is a wasteful number, since it uses less digits than its factorization.

52555916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3473 (or 3471 counting only the distinct ones).

The product of its digits is 67500, while the sum is 38.

The square root of 52555916 is about 7249.5459168144. The cubic root of 52555916 is about 374.5765079995.

The spelling of 52555916 in words is "fifty-two million, five hundred fifty-five thousand, nine hundred sixteen".