564729227 has 2 divisors, whose sum is σ = 564729228. Its totient is φ = 564729226.

The previous prime is 564729199. The next prime is 564729233. The reversal of 564729227 is 722927465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 564729227 - 2⁶ = 564729163 is a prime.

It is not a weakly prime, because it can be changed into another prime (564729727) 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, 282364613 + 282364614.

It is an arithmetic number, because the mean of its divisors is an integer number (282364614).

Almost surely, 2^564729227 is an apocalyptic number.

564729227 is a deficient number, since it is larger than the sum of its proper divisors (1).

564729227 is an equidigital number, since it uses as much as digits as its factorization.

564729227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 44.

The square root of 564729227 is about 23764.0322125686. The cubic root of 564729227 is about 826.5708556326.

The spelling of 564729227 in words is "five hundred sixty-four million, seven hundred twenty-nine thousand, two hundred twenty-seven".