80004 has 24 divisors (see below), whose sum is σ = 191520. Its totient is φ = 25984.

The previous prime is 79999. The next prime is 80021. The reversal of 80004 is 40008.

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.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652 + ... + 764.

It is an arithmetic number, because the mean of its divisors is an integer number (7980).

2⁸⁰⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

80004 is an abundant number, since it is smaller than the sum of its proper divisors (111516).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95760).

80004 is a wasteful number, since it uses less digits than its factorization.

80004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 177 counting only the distinct ones).

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

The square root of 80004 is about 282.8497834540. The cubic root of 80004 is about 43.0894119336.

The spelling of 80004 in words is "eighty thousand, four".