225968563 has 2 divisors, whose sum is σ = 225968564. Its totient is φ = 225968562.

The previous prime is 225968549. The next prime is 225968599. The reversal of 225968563 is 365869522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225968563 - 2⁵ = 225968531 is a prime.

It is not a weakly prime, because it can be changed into another prime (225968503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112984281 + 112984282.

It is an arithmetic number, because the mean of its divisors is an integer number (112984282).

Almost surely, 2^225968563 is an apocalyptic number.

225968563 is a deficient number, since it is larger than the sum of its proper divisors (1).

225968563 is an equidigital number, since it uses as much as digits as its factorization.

225968563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 46.

The square root of 225968563 is about 15032.2507629430. The cubic root of 225968563 is about 609.0916903620.

The spelling of 225968563 in words is "two hundred twenty-five million, nine hundred sixty-eight thousand, five hundred sixty-three".