563885 has 8 divisors (see below), whose sum is σ = 773376. Its totient is φ = 386640.

The previous prime is 563881. The next prime is 563887. The reversal of 563885 is 588365.

563885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 563885 - 2² = 563881 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 16111 = 563885 / (5 + 6 + 3 + 8 + 8 + 5).

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8021 + ... + 8090.

It is an arithmetic number, because the mean of its divisors is an integer number (96672).

2⁵⁶³⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

563885 is a deficient number, since it is larger than the sum of its proper divisors (209491).

563885 is a wasteful number, since it uses less digits than its factorization.

563885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16123.

The product of its digits is 28800, while the sum is 35.

The square root of 563885 is about 750.9227656690. The cubic root of 563885 is about 82.6158763480.

The spelling of 563885 in words is "five hundred sixty-three thousand, eight hundred eighty-five".