86394090 has 16 divisors (see below), whose sum is σ = 207345888. Its totient is φ = 23038416.

The previous prime is 86394089. The next prime is 86394127. The reversal of 86394090 is 9049368.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1439872 + ... + 1439931.

It is an arithmetic number, because the mean of its divisors is an integer number (12959118).

Almost surely, 2^86394090 is an apocalyptic number.

86394090 is an abundant number, since it is smaller than the sum of its proper divisors (120951798).

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

86394090 is a wasteful number, since it uses less digits than its factorization.

86394090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2879813.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 86394090 is about 9294.8421180782. The cubic root of 86394090 is about 442.0736996875.

The spelling of 86394090 in words is "eighty-six million, three hundred ninety-four thousand, ninety".