86465238 has 32 divisors (see below), whose sum is σ = 183229440. Its totient is φ = 27125280.

The previous prime is 86465209. The next prime is 86465251. The reversal of 86465238 is 83256468.

It is a self number, because there is not a number n which added to its sum of digits gives 86465238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15483 + ... + 20313.

It is an arithmetic number, because the mean of its divisors is an integer number (5725920).

Almost surely, 2^86465238 is an apocalyptic number.

86465238 is an abundant number, since it is smaller than the sum of its proper divisors (96764202).

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

86465238 is a wasteful number, since it uses less digits than its factorization.

86465238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5012.

The product of its digits is 276480, while the sum is 42.

The square root of 86465238 is about 9298.6686143770. The cubic root of 86465238 is about 442.1950198282.

The spelling of 86465238 in words is "eighty-six million, four hundred sixty-five thousand, two hundred thirty-eight".