87333864 has 32 divisors (see below), whose sum is σ = 218699520. Its totient is φ = 29062656.

The previous prime is 87333863. The next prime is 87333881. The reversal of 87333864 is 46833378.

It is not an unprimeable number, because it can be changed into a prime (87333863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13449 + ... + 18855.

It is an arithmetic number, because the mean of its divisors is an integer number (6834360).

Almost surely, 2^87333864 is an apocalyptic number.

It is an amenable number.

87333864 is an abundant number, since it is smaller than the sum of its proper divisors (131365656).

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

87333864 is a wasteful number, since it uses less digits than its factorization.

87333864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6089 (or 6085 counting only the distinct ones).

The product of its digits is 290304, while the sum is 42.

The square root of 87333864 is about 9345.2589049207. The cubic root of 87333864 is about 443.6708460550.

The spelling of 87333864 in words is "eighty-seven million, three hundred thirty-three thousand, eight hundred sixty-four".