404886 has 8 divisors (see below), whose sum is σ = 809784. Its totient is φ = 134960.

The previous prime is 404851. The next prime is 404941. The reversal of 404886 is 688404.

404886 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

404886 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33735 + ... + 33746.

It is an arithmetic number, because the mean of its divisors is an integer number (101223).

2⁴⁰⁴⁸⁸⁶ is an apocalyptic number.

404886 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

404886 is a wasteful number, since it uses less digits than its factorization.

404886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67486.

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 404886 is about 636.3065299052. The cubic root of 404886 is about 73.9794196482.

The spelling of 404886 in words is "four hundred four thousand, eight hundred eighty-six".