86404886 has 4 divisors (see below), whose sum is σ = 129607332. Its totient is φ = 43202442.

The previous prime is 86404867. The next prime is 86404919. The reversal of 86404886 is 68840468.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21601220 + ... + 21601223.

It is an arithmetic number, because the mean of its divisors is an integer number (32401833).

Almost surely, 2^86404886 is an apocalyptic number.

86404886 is a deficient number, since it is larger than the sum of its proper divisors (43202446).

86404886 is a wasteful number, since it uses less digits than its factorization.

86404886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43202445.

The product of its (nonzero) digits is 294912, while the sum is 44.

The square root of 86404886 is about 9295.4228521353. The cubic root of 86404886 is about 442.0921130955.

The spelling of 86404886 in words is "eighty-six million, four hundred four thousand, eight hundred eighty-six".