573325729 has 2 divisors, whose sum is σ = 573325730. Its totient is φ = 573325728.

The previous prime is 573325691. The next prime is 573325733. The reversal of 573325729 is 927523375.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 557904400 + 15421329 = 23620^2 + 3927^2 .

It is a cyclic number.

It is not a de Polignac number, because 573325729 - 2⁷ = 573325601 is a prime.

It is not a weakly prime, because it can be changed into another prime (573325789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286662864 + 286662865.

It is an arithmetic number, because the mean of its divisors is an integer number (286662865).

Almost surely, 2^573325729 is an apocalyptic number.

It is an amenable number.

573325729 is a deficient number, since it is larger than the sum of its proper divisors (1).

573325729 is an equidigital number, since it uses as much as digits as its factorization.

573325729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 396900, while the sum is 43.

The square root of 573325729 is about 23944.2212026201. The cubic root of 573325729 is about 830.7438674094.

The spelling of 573325729 in words is "five hundred seventy-three million, three hundred twenty-five thousand, seven hundred twenty-nine".