633404 has 6 divisors (see below), whose sum is σ = 1108464. Its totient is φ = 316700.

The previous prime is 633401. The next prime is 633407. The reversal of 633404 is 404336.

It is a happy number.

633404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (633401) and next prime (633407).

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79172 + ... + 79179.

It is an arithmetic number, because the mean of its divisors is an integer number (184744).

2⁶³³⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

633404 is a deficient number, since it is larger than the sum of its proper divisors (475060).

633404 is a wasteful number, since it uses less digits than its factorization.

633404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158355 (or 158353 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 633404 is about 795.8668230301. The cubic root of 633404 is about 85.8803094308.

The spelling of 633404 in words is "six hundred thirty-three thousand, four hundred four".