564173629 has 2 divisors, whose sum is σ = 564173630. Its totient is φ = 564173628.

The previous prime is 564173609. The next prime is 564173633. The reversal of 564173629 is 926371465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 411156729 + 153016900 = 20277^2 + 12370^2 .

It is a cyclic number.

It is not a de Polignac number, because 564173629 - 2⁹ = 564173117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564173609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282086814 + 282086815.

It is an arithmetic number, because the mean of its divisors is an integer number (282086815).

Almost surely, 2^564173629 is an apocalyptic number.

It is an amenable number.

564173629 is a deficient number, since it is larger than the sum of its proper divisors (1).

564173629 is an equidigital number, since it uses as much as digits as its factorization.

564173629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 43.

The square root of 564173629 is about 23752.3394426739. The cubic root of 564173629 is about 826.2996980703.

The spelling of 564173629 in words is "five hundred sixty-four million, one hundred seventy-three thousand, six hundred twenty-nine".