800404 has 12 divisors (see below), whose sum is σ = 1528128. Its totient is φ = 363800.

The previous prime is 800399. The next prime is 800407. The reversal of 800404 is 404008.

800404 is a modest number, since divided by 404 gives 80 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9052 + ... + 9139.

It is an arithmetic number, because the mean of its divisors is an integer number (127344).

2⁸⁰⁰⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

800404 is a deficient number, since it is larger than the sum of its proper divisors (727724).

800404 is a wasteful number, since it uses less digits than its factorization.

800404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18206 (or 18204 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 800404 is about 894.6530053602. The cubic root of 800404 is about 92.8474007249.

The spelling of 800404 in words is "eight hundred thousand, four hundred four".