85579656 has 16 divisors (see below), whose sum is σ = 213949200. Its totient is φ = 28526544.

The previous prime is 85579633. The next prime is 85579661. The reversal of 85579656 is 65697558.

It is a junction number, because it is equal to n+sod(n) for n = 85579599 and 85579608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1782886 + ... + 1782933.

It is an arithmetic number, because the mean of its divisors is an integer number (13371825).

Almost surely, 2^85579656 is an apocalyptic number.

It is an amenable number.

85579656 is an abundant number, since it is smaller than the sum of its proper divisors (128369544).

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

85579656 is a wasteful number, since it uses less digits than its factorization.

85579656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3565828 (or 3565824 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 51.

The square root of 85579656 is about 9250.9273048706. The cubic root of 85579656 is about 440.6801739068.

The spelling of 85579656 in words is "eighty-five million, five hundred seventy-nine thousand, six hundred fifty-six".