86815296 has 42 divisors (see below), whose sum is σ = 248842022. Its totient is φ = 28938240.

The previous prime is 86815259. The next prime is 86815303. The reversal of 86815296 is 69251868.

It can be written as a sum of positive squares in only one way, i.e., 76317696 + 10497600 = 8736^2 + 3240^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74785 + ... + 75936.

Almost surely, 2^86815296 is an apocalyptic number.

It is an amenable number.

86815296 is an abundant number, since it is smaller than the sum of its proper divisors (162026726).

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

86815296 is a wasteful number, since it uses less digits than its factorization.

86815296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150739 (or 150726 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 86815296 is about 9317.4726186880. The cubic root of 86815296 is about 442.7909644335.

The spelling of 86815296 in words is "eighty-six million, eight hundred fifteen thousand, two hundred ninety-six".