87358764 has 12 divisors (see below), whose sum is σ = 203837144. Its totient is φ = 29119584.

The previous prime is 87358723. The next prime is 87358781. The reversal of 87358764 is 46785378.

It is a tau number, because it is divible by the number of its divisors (12).

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, 3639937 + ... + 3639960.

Almost surely, 2^87358764 is an apocalyptic number.

It is an amenable number.

87358764 is an abundant number, since it is smaller than the sum of its proper divisors (116478380).

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

87358764 is a wasteful number, since it uses less digits than its factorization.

87358764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7279904 (or 7279902 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 48.

The square root of 87358764 is about 9346.5910363084. The cubic root of 87358764 is about 443.7130074565.

The spelling of 87358764 in words is "eighty-seven million, three hundred fifty-eight thousand, seven hundred sixty-four".