86995656 has 48 divisors (see below), whose sum is σ = 257034960. Its totient is φ = 26362080.

The previous prime is 86995651. The next prime is 86995687. The reversal of 86995656 is 65659968.

It is not an unprimeable number, because it can be changed into a prime (86995651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54130 + ... + 55713.

It is an arithmetic number, because the mean of its divisors is an integer number (5354895).

Almost surely, 2^86995656 is an apocalyptic number.

It is an amenable number.

86995656 is an abundant number, since it is smaller than the sum of its proper divisors (170039304).

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

86995656 is a wasteful number, since it uses less digits than its factorization.

86995656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109866 (or 109859 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 54.

The square root of 86995656 is about 9327.1461873394. The cubic root of 86995656 is about 443.0973871536.

The spelling of 86995656 in words is "eighty-six million, nine hundred ninety-five thousand, six hundred fifty-six".