86765568 has 104 divisors (see below), whose sum is σ = 242191488. Its totient is φ = 27574272.

The previous prime is 86765527. The next prime is 86765587. The reversal of 86765568 is 86556768.

It is a self number, because there is not a number n which added to its sum of digits gives 86765568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282471 + ... + 282777.

Almost surely, 2^86765568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86765568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121095744).

86765568 is an abundant number, since it is smaller than the sum of its proper divisors (155425920).

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

86765568 is a wasteful number, since it uses less digits than its factorization.

86765568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 335 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 51.

The square root of 86765568 is about 9314.8037016354. The cubic root of 86765568 is about 442.7064043938.

The spelling of 86765568 in words is "eighty-six million, seven hundred sixty-five thousand, five hundred sixty-eight".