564441227 has 16 divisors (see below), whose sum is σ = 685766400. Its totient is φ = 453794400.

The previous prime is 564441223. The next prime is 564441257. The reversal of 564441227 is 722144465.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 564441227 - 2² = 564441223 is a prime.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564441223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7577 + ... + 34442.

It is an arithmetic number, because the mean of its divisors is an integer number (42860400).

Almost surely, 2^564441227 is an apocalyptic number.

564441227 is a deficient number, since it is larger than the sum of its proper divisors (121325173).

564441227 is a wasteful number, since it uses less digits than its factorization.

564441227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42146.

The product of its digits is 53760, while the sum is 35.

The square root of 564441227 is about 23757.9718620929. The cubic root of 564441227 is about 826.4303205032.

The spelling of 564441227 in words is "five hundred sixty-four million, four hundred forty-one thousand, two hundred twenty-seven".