404122086 has 24 divisors (see below), whose sum is σ = 876110664. Its totient is φ = 134628480.

The previous prime is 404122063. The next prime is 404122097. The reversal of 404122086 is 680221404.

404122086 is a `hidden beast` number, since 40 + 412 + 208 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30741 + ... + 41871.

It is an arithmetic number, because the mean of its divisors is an integer number (36504611).

Almost surely, 2^404122086 is an apocalyptic number.

404122086 is an abundant number, since it is smaller than the sum of its proper divisors (471988578).

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

404122086 is a wasteful number, since it uses less digits than its factorization.

404122086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13156 (or 13153 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 404122086 is about 20102.7880155962. The cubic root of 404122086 is about 739.3286375014.

The spelling of 404122086 in words is "four hundred four million, one hundred twenty-two thousand, eighty-six".