804003 has 8 divisors (see below), whose sum is σ = 1076928. Its totient is φ = 533544.

The previous prime is 803989. The next prime is 804007. The reversal of 804003 is 300408.

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

It is not a de Polignac number, because 804003 - 2⁴ = 803987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (804007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376 + ... + 1322.

It is an arithmetic number, because the mean of its divisors is an integer number (134616).

2⁸⁰⁴⁰⁰³ is an apocalyptic number.

804003 is a deficient number, since it is larger than the sum of its proper divisors (272925).

804003 is a wasteful number, since it uses less digits than its factorization.

804003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 804003 is about 896.6621437308. The cubic root of 804003 is about 92.9863548023.

The spelling of 804003 in words is "eight hundred four thousand, three".