404766 has 24 divisors (see below), whose sum is σ = 889200. Its totient is φ = 133056.

The previous prime is 404713. The next prime is 404773. The reversal of 404766 is 667404.

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, 1935 + ... + 2133.

It is an arithmetic number, because the mean of its divisors is an integer number (37050).

2⁴⁰⁴⁷⁶⁶ is an apocalyptic number.

404766 is an abundant number, since it is smaller than the sum of its proper divisors (484434).

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

404766 is a wasteful number, since it uses less digits than its factorization.

404766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 404766 is about 636.2122287413. The cubic root of 404766 is about 73.9721102594.

The spelling of 404766 in words is "four hundred four thousand, seven hundred sixty-six".