800004 has 24 divisors (see below), whose sum is σ = 1882720. Its totient is φ = 264384.

The previous prime is 799999. The next prime is 800011. The reversal of 800004 is 400008.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

800004 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1752 + ... + 2160.

2⁸⁰⁰⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

800004 is an abundant number, since it is smaller than the sum of its proper divisors (1082716).

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

800004 is a wasteful number, since it uses less digits than its factorization.

800004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579 (or 577 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 800004 is about 894.4294270651. The cubic root of 800004 is about 92.8319313916.

The spelling of 800004 in words is "eight hundred thousand, four".