87597656 has 16 divisors (see below), whose sum is σ = 164716200. Its totient is φ = 43673344.

The previous prime is 87597641. The next prime is 87597677. The reversal of 87597656 is 65679578.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 87597598 and 87597607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12686 + ... + 18333.

Almost surely, 2^87597656 is an apocalyptic number.

It is an amenable number.

87597656 is a deficient number, since it is larger than the sum of its proper divisors (77118544).

87597656 is a wasteful number, since it uses less digits than its factorization.

87597656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31378 (or 31374 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 53.

The square root of 87597656 is about 9359.3619440643. The cubic root of 87597656 is about 444.1170997578.

The spelling of 87597656 in words is "eighty-seven million, five hundred ninety-seven thousand, six hundred fifty-six".