86936415 has 16 divisors (see below), whose sum is σ = 139711200. Its totient is φ = 46161792.

The previous prime is 86936413. The next prime is 86936459. The reversal of 86936415 is 51463968.

It is not a de Polignac number, because 86936415 - 2¹ = 86936413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86936413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9220 + ... + 16089.

It is an arithmetic number, because the mean of its divisors is an integer number (8731950).

Almost surely, 2^86936415 is an apocalyptic number.

86936415 is a deficient number, since it is larger than the sum of its proper divisors (52774785).

86936415 is a wasteful number, since it uses less digits than its factorization.

86936415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25546.

The product of its digits is 155520, while the sum is 42.

The square root of 86936415 is about 9323.9699162964. The cubic root of 86936415 is about 442.9967863722.

The spelling of 86936415 in words is "eighty-six million, nine hundred thirty-six thousand, four hundred fifteen".