563505256 has 16 divisors (see below), whose sum is σ = 1118723940. Its totient is φ = 265178880.

The previous prime is 563505253. The next prime is 563505269. The reversal of 563505256 is 652505365.

It can be written as a sum of positive squares in 2 ways, for example, as 563302756 + 202500 = 23734^2 + 450^2 .

It is not an unprimeable number, because it can be changed into a prime (563505253) 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, 2071575 + ... + 2071846.

Almost surely, 2^563505256 is an apocalyptic number.

It is an amenable number.

563505256 is a deficient number, since it is larger than the sum of its proper divisors (555218684).

563505256 is a wasteful number, since it uses less digits than its factorization.

563505256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4143444 (or 4143440 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 37.

The square root of 563505256 is about 23738.2656485262. The cubic root of 563505256 is about 825.9732650857.

The spelling of 563505256 in words is "five hundred sixty-three million, five hundred five thousand, two hundred fifty-six".