86568671 has 16 divisors (see below), whose sum is σ = 102332160. Its totient is φ = 71689920.

The previous prime is 86568659. The next prime is 86568707. The reversal of 86568671 is 17686568.

It is a cyclic number.

It is not a de Polignac number, because 86568671 - 2²⁶ = 19459807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86568611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29300 + ... + 32118.

It is an arithmetic number, because the mean of its divisors is an integer number (6395760).

Almost surely, 2^86568671 is an apocalyptic number.

86568671 is a deficient number, since it is larger than the sum of its proper divisors (15763489).

86568671 is a wasteful number, since it uses less digits than its factorization.

86568671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2974.

The product of its digits is 483840, while the sum is 47.

The square root of 86568671 is about 9304.2286622804. The cubic root of 86568671 is about 442.3712730563.

The spelling of 86568671 in words is "eighty-six million, five hundred sixty-eight thousand, six hundred seventy-one".