52089968 has 20 divisors (see below), whose sum is σ = 115342320. Its totient is φ = 22324224.

The previous prime is 52089929. The next prime is 52089971. The reversal of 52089968 is 86998025.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

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, 232433 + ... + 232656.

It is an arithmetic number, because the mean of its divisors is an integer number (5767116).

Almost surely, 2^52089968 is an apocalyptic number.

It is an amenable number.

52089968 is an abundant number, since it is smaller than the sum of its proper divisors (63252352).

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

52089968 is a wasteful number, since it uses less digits than its factorization.

52089968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465104 (or 465098 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 52089968 is about 7217.3380134230. The cubic root of 52089968 is about 373.4662522740.

The spelling of 52089968 in words is "fifty-two million, eighty-nine thousand, nine hundred sixty-eight".