87608265 has 16 divisors (see below), whose sum is σ = 146268288. Its totient is φ = 44692736.

The previous prime is 87608203. The next prime is 87608273. The reversal of 87608265 is 56280678.

It is a cyclic number.

It is not a de Polignac number, because 87608265 - 2¹⁰ = 87607241 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126624 + ... + 127313.

It is an arithmetic number, because the mean of its divisors is an integer number (9141768).

Almost surely, 2^87608265 is an apocalyptic number.

It is an amenable number.

87608265 is a deficient number, since it is larger than the sum of its proper divisors (58660023).

87608265 is a wasteful number, since it uses less digits than its factorization.

87608265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253968.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 87608265 is about 9359.9286856258. The cubic root of 87608265 is about 444.1350281222.

The spelling of 87608265 in words is "eighty-seven million, six hundred eight thousand, two hundred sixty-five".