86652816 has 80 divisors (see below), whose sum is σ = 232735104. Its totient is φ = 27758592.

The previous prime is 86652751. The next prime is 86652817. The reversal of 86652816 is 61825668.

It is not an unprimeable number, because it can be changed into a prime (86652817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172021 + ... + 172523.

Almost surely, 2^86652816 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 86652816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116367552).

86652816 is an abundant number, since it is smaller than the sum of its proper divisors (146082288).

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

86652816 is a wasteful number, since it uses less digits than its factorization.

86652816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 642 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 86652816 is about 9308.7494326574. The cubic root of 86652816 is about 442.5145553640.

The spelling of 86652816 in words is "eighty-six million, six hundred fifty-two thousand, eight hundred sixteen".