86966208 has 84 divisors (see below), whose sum is σ = 284896560. Its totient is φ = 24846336.

The previous prime is 86966189. The next prime is 86966221. The reversal of 86966208 is 80266968.

It is a tau number, because it is divible by the number of its divisors (84).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6753 + ... + 14816.

Almost surely, 2^86966208 is an apocalyptic number.

It is an amenable number.

86966208 is an abundant number, since it is smaller than the sum of its proper divisors (197930352).

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

86966208 is a wasteful number, since it uses less digits than its factorization.

86966208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21594 (or 21581 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 86966208 is about 9325.5674358186. The cubic root of 86966208 is about 443.0473854063.

The spelling of 86966208 in words is "eighty-six million, nine hundred sixty-six thousand, two hundred eight".