87032612 has 6 divisors (see below), whose sum is σ = 152307078. Its totient is φ = 43516304.

The previous prime is 87032599. The next prime is 87032629. The reversal of 87032612 is 21623078.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 86229796 + 802816 = 9286^2 + 896^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10879073 + ... + 10879080.

It is an arithmetic number, because the mean of its divisors is an integer number (25384513).

Almost surely, 2^87032612 is an apocalyptic number.

It is an amenable number.

87032612 is a deficient number, since it is larger than the sum of its proper divisors (65274466).

87032612 is a wasteful number, since it uses less digits than its factorization.

87032612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21758157 (or 21758155 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 87032612 is about 9329.1270759916. The cubic root of 87032612 is about 443.1601212777.

The spelling of 87032612 in words is "eighty-seven million, thirty-two thousand, six hundred twelve".