86165394 has 32 divisors (see below), whose sum is σ = 197406720. Its totient is φ = 24561552.

The previous prime is 86165393. The next prime is 86165407. The reversal of 86165394 is 49356168.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (86165393) 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, 17977 + ... + 22259.

It is an arithmetic number, because the mean of its divisors is an integer number (6168960).

Almost surely, 2^86165394 is an apocalyptic number.

86165394 is an abundant number, since it is smaller than the sum of its proper divisors (111241326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86165394 is a wasteful number, since it uses less digits than its factorization.

86165394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774.

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

The square root of 86165394 is about 9282.5316589818. The cubic root of 86165394 is about 441.6832801314.

The spelling of 86165394 in words is "eighty-six million, one hundred sixty-five thousand, three hundred ninety-four".