563404 has 12 divisors (see below), whose sum is σ = 998424. Its totient is φ = 278144.

The previous prime is 563401. The next prime is 563411. The reversal of 563404 is 404365.

It is not an unprimeable number, because it can be changed into a prime (563401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517 + ... + 1180.

It is an arithmetic number, because the mean of its divisors is an integer number (83202).

2⁵⁶³⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

563404 is a deficient number, since it is larger than the sum of its proper divisors (435020).

563404 is a wasteful number, since it uses less digits than its factorization.

563404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784 (or 1782 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 563404 is about 750.6024247230. The cubic root of 563404 is about 82.5923789204.

Adding to 563404 its reverse (404365), we get a palindrome (967769).

The spelling of 563404 in words is "five hundred sixty-three thousand, four hundred four".