86651167 has 12 divisors (see below), whose sum is σ = 89317200. Its totient is φ = 84053376.

The previous prime is 86651113. The next prime is 86651177. The reversal of 86651167 is 76115668.

It is a de Polignac number, because none of the positive numbers 2^k-86651167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86651177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 435334 + ... + 435532.

It is an arithmetic number, because the mean of its divisors is an integer number (7443100).

Almost surely, 2^86651167 is an apocalyptic number.

86651167 is a deficient number, since it is larger than the sum of its proper divisors (2666033).

86651167 is an equidigital number, since it uses as much as digits as its factorization.

86651167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 363 counting only the distinct ones).

The product of its digits is 60480, while the sum is 40.

The square root of 86651167 is about 9308.6608596511. The cubic root of 86651167 is about 442.5117483342.

The spelling of 86651167 in words is "eighty-six million, six hundred fifty-one thousand, one hundred sixty-seven".