86894976 has 64 divisors (see below), whose sum is σ = 263796480. Its totient is φ = 24826368.

The previous prime is 86894971. The next prime is 86894987. The reversal of 86894976 is 67949868.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86894971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13476 + ... + 18851.

It is an arithmetic number, because the mean of its divisors is an integer number (4121820).

Almost surely, 2^86894976 is an apocalyptic number.

It is an amenable number.

86894976 is an abundant number, since it is smaller than the sum of its proper divisors (176901504).

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

86894976 is a wasteful number, since it uses less digits than its factorization.

86894976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32351 (or 32339 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 57.

The square root of 86894976 is about 9321.7474756614. The cubic root of 86894976 is about 442.9263890926.

The spelling of 86894976 in words is "eighty-six million, eight hundred ninety-four thousand, nine hundred seventy-six".