86613713 has 8 divisors (see below), whose sum is σ = 88627176. Its totient is φ = 84614400.

The previous prime is 86613701. The next prime is 86613727. The reversal of 86613713 is 31731668.

It can be written as a sum of positive squares in 4 ways, for example, as 28121809 + 58491904 = 5303^2 + 7648^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86613713 - 2⁶ = 86613649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86613733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9383 + ... + 16163.

It is an arithmetic number, because the mean of its divisors is an integer number (11078397).

Almost surely, 2^86613713 is an apocalyptic number.

It is an amenable number.

86613713 is a deficient number, since it is larger than the sum of its proper divisors (2013463).

86613713 is a wasteful number, since it uses less digits than its factorization.

86613713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075.

The product of its digits is 18144, while the sum is 35.

The square root of 86613713 is about 9306.6488598206. The cubic root of 86613713 is about 442.4479822241.

The spelling of 86613713 in words is "eighty-six million, six hundred thirteen thousand, seven hundred thirteen".