563256 has 24 divisors (see below), whose sum is σ = 1525680. Its totient is φ = 187728.

The previous prime is 563249. The next prime is 563263. The reversal of 563256 is 652365.

It is an interprime number because it is at equal distance from previous prime (563249) and next prime (563263).

It is a tau number, because it is divible by the number of its divisors (24).

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

563256 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3840 + ... + 3983.

It is an arithmetic number, because the mean of its divisors is an integer number (63570).

2⁵⁶³²⁵⁶ is an apocalyptic number.

It is an amenable number.

563256 is an abundant number, since it is smaller than the sum of its proper divisors (962424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563256 is a wasteful number, since it uses less digits than its factorization.

563256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7835 (or 7828 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 563256 is about 750.5038307697. The cubic root of 563256 is about 82.5851462522.

The spelling of 563256 in words is "five hundred sixty-three thousand, two hundred fifty-six".