87615936 has 42 divisors (see below), whose sum is σ = 251136912. Its totient is φ = 29205120.

The previous prime is 87615911. The next prime is 87615949. The reversal of 87615936 is 63951678.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 87615891 and 87615900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75480 + ... + 76631.

Almost surely, 2^87615936 is an apocalyptic number.

It is an amenable number.

87615936 is an abundant number, since it is smaller than the sum of its proper divisors (163520976).

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

87615936 is a wasteful number, since it uses less digits than its factorization.

87615936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152129 (or 152116 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 87615936 is about 9360.3384554192. The cubic root of 87615936 is about 444.1479905993.

The spelling of 87615936 in words is "eighty-seven million, six hundred fifteen thousand, nine hundred thirty-six".