803604 has 24 divisors (see below), whose sum is σ = 1891008. Its totient is φ = 265600.

The previous prime is 803591. The next prime is 803609. The reversal of 803604 is 406308.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 803604.

It is not an unprimeable number, because it can be changed into a prime (803609) by changing a digit.

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, 1804 + ... + 2204.

It is an arithmetic number, because the mean of its divisors is an integer number (78792).

2⁸⁰³⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

803604 is an abundant number, since it is smaller than the sum of its proper divisors (1087404).

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

803604 is a wasteful number, since it uses less digits than its factorization.

803604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 803604 is about 896.4396242916. The cubic root of 803604 is about 92.9709702433.

The spelling of 803604 in words is "eight hundred three thousand, six hundred four".