86239316 has 6 divisors (see below), whose sum is σ = 150918810. Its totient is φ = 43119656.

The previous prime is 86239291. The next prime is 86239327. The reversal of 86239316 is 61393268.

It can be written as a sum of positive squares in only one way, i.e., 51782416 + 34456900 = 7196^2 + 5870^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 86239316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10779911 + ... + 10779918.

It is an arithmetic number, because the mean of its divisors is an integer number (25153135).

Almost surely, 2^86239316 is an apocalyptic number.

It is an amenable number.

86239316 is a deficient number, since it is larger than the sum of its proper divisors (64679494).

86239316 is a wasteful number, since it uses less digits than its factorization.

86239316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21559833 (or 21559831 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 86239316 is about 9286.5125854650. The cubic root of 86239316 is about 441.8095519343.

The spelling of 86239316 in words is "eighty-six million, two hundred thirty-nine thousand, three hundred sixteen".