564724019 has 2 divisors, whose sum is σ = 564724020. Its totient is φ = 564724018.

The previous prime is 564723977. The next prime is 564724021. The reversal of 564724019 is 910427465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 564724019 - 2⁸ = 564723763 is a prime.

It is a super-2 number, since 2×564724019² = 637826435271024722, which contains 22 as substring.

Together with 564724021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (564724049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282362009 + 282362010.

It is an arithmetic number, because the mean of its divisors is an integer number (282362010).

Almost surely, 2^564724019 is an apocalyptic number.

564724019 is a deficient number, since it is larger than the sum of its proper divisors (1).

564724019 is an equidigital number, since it uses as much as digits as its factorization.

564724019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 564724019 is about 23763.9226349523. The cubic root of 564724019 is about 826.5683147133.

The spelling of 564724019 in words is "five hundred sixty-four million, seven hundred twenty-four thousand, nineteen".