563895 has 16 divisors (see below), whose sum is σ = 1002720. Its totient is φ = 300672.

The previous prime is 563887. The next prime is 563897. The reversal of 563895 is 598365.

563895 is a `hidden beast` number, since 563 + 8 + 95 = 666.

It is not a de Polignac number, because 563895 - 2³ = 563887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563897) 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 15 ways as a sum of consecutive naturals, for example, 1954 + ... + 2223.

It is an arithmetic number, because the mean of its divisors is an integer number (62670).

2⁵⁶³⁸⁹⁵ is an apocalyptic number.

563895 is a deficient number, since it is larger than the sum of its proper divisors (438825).

563895 is a wasteful number, since it uses less digits than its factorization.

563895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4191 (or 4185 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 563895 is about 750.9294241139. The cubic root of 563895 is about 82.6163647182.

The spelling of 563895 in words is "five hundred sixty-three thousand, eight hundred ninety-five".