633804 has 12 divisors (see below), whose sum is σ = 1478904. Its totient is φ = 211264.

The previous prime is 633803. The next prime is 633823. The reversal of 633804 is 408336.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (633803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26397 + ... + 26420.

It is an arithmetic number, because the mean of its divisors is an integer number (123242).

2⁶³³⁸⁰⁴ is an apocalyptic number.

It is an amenable number.

633804 is an abundant number, since it is smaller than the sum of its proper divisors (845100).

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

633804 is a wasteful number, since it uses less digits than its factorization.

633804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52824 (or 52822 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 633804 is about 796.1180816939. The cubic root of 633804 is about 85.8983836746.

The spelling of 633804 in words is "six hundred thirty-three thousand, eight hundred four".