563604 has 24 divisors (see below), whose sum is σ = 1336608. Its totient is φ = 184800.

The previous prime is 563599. The next prime is 563623. The reversal of 563604 is 406365.

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, 454 + ... + 1154.

It is an arithmetic number, because the mean of its divisors is an integer number (55692).

2⁵⁶³⁶⁰⁴ is an apocalyptic number.

It is an amenable number.

563604 is an abundant number, since it is smaller than the sum of its proper divisors (773004).

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

563604 is a wasteful number, since it uses less digits than its factorization.

563604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775 (or 773 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 563604 is about 750.7356392233. The cubic root of 563604 is about 82.6021507842.

Adding to 563604 its reverse (406365), we get a palindrome (969969).

The spelling of 563604 in words is "five hundred sixty-three thousand, six hundred four".