564227823 has 16 divisors (see below), whose sum is σ = 757405440. Its totient is φ = 373610496.

The previous prime is 564227801. The next prime is 564227849. The reversal of 564227823 is 328722465.

It is not a de Polignac number, because 564227823 - 2⁵ = 564227791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564227863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337636 + ... + 339302.

It is an arithmetic number, because the mean of its divisors is an integer number (47337840).

Almost surely, 2^564227823 is an apocalyptic number.

564227823 is a deficient number, since it is larger than the sum of its proper divisors (193177617).

564227823 is a wasteful number, since it uses less digits than its factorization.

564227823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2366.

The product of its digits is 161280, while the sum is 39.

The square root of 564227823 is about 23753.4802292211. The cubic root of 564227823 is about 826.3261550862.

The spelling of 564227823 in words is "five hundred sixty-four million, two hundred twenty-seven thousand, eight hundred twenty-three".