563567 has 4 divisors (see below), whose sum is σ = 596736. Its totient is φ = 530400.

The previous prime is 563561. The next prime is 563587. The reversal of 563567 is 765365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 765365 = 5 ⋅153073.

It is not a de Polignac number, because 563567 - 2⁴ = 563551 is a prime.

It is a super-3 number, since 3×563567³ = 536979763338615789, which contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563561) 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, 16559 + ... + 16592.

It is an arithmetic number, because the mean of its divisors is an integer number (149184).

2⁵⁶³⁵⁶⁷ is an apocalyptic number.

563567 is a deficient number, since it is larger than the sum of its proper divisors (33169).

563567 is a wasteful number, since it uses less digits than its factorization.

563567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33168.

The product of its digits is 18900, while the sum is 32.

The square root of 563567 is about 750.7109963228. The cubic root of 563567 is about 82.6003431637.

The spelling of 563567 in words is "five hundred sixty-three thousand, five hundred sixty-seven".