85566976 has 40 divisors (see below), whose sum is σ = 186521544. Its totient is φ = 38891520.

The previous prime is 85566953. The next prime is 85566979. The reversal of 85566976 is 67966558.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85566979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1965 + ... + 13228.

Almost surely, 2^85566976 is an apocalyptic number.

It is an amenable number.

85566976 is an abundant number, since it is smaller than the sum of its proper divisors (100954568).

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

85566976 is a wasteful number, since it uses less digits than its factorization.

85566976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15222 (or 15206 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 52.

The square root of 85566976 is about 9250.2419427818. The cubic root of 85566976 is about 440.6584082176.

The spelling of 85566976 in words is "eighty-five million, five hundred sixty-six thousand, nine hundred seventy-six".