563555825 has 12 divisors (see below), whose sum is σ = 798639360. Its totient is φ = 386438160.

The previous prime is 563555819. The next prime is 563555857. The reversal of 563555825 is 528555365.

It is not a de Polignac number, because 563555825 - 2⁴ = 563555809 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1609985 + ... + 1610334.

It is an arithmetic number, because the mean of its divisors is an integer number (66553280).

Almost surely, 2^563555825 is an apocalyptic number.

It is an amenable number.

563555825 is a deficient number, since it is larger than the sum of its proper divisors (235083535).

563555825 is a wasteful number, since it uses less digits than its factorization.

563555825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220336 (or 3220331 counting only the distinct ones).

The product of its digits is 900000, while the sum is 44.

The square root of 563555825 is about 23739.3307614179. The cubic root of 563555825 is about 825.9979719790.

The spelling of 563555825 in words is "five hundred sixty-three million, five hundred fifty-five thousand, eight hundred twenty-five".