573749879 has 2 divisors, whose sum is σ = 573749880. Its totient is φ = 573749878.

The previous prime is 573749849. The next prime is 573749887. The reversal of 573749879 is 978947375.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-573749879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (573749809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286874939 + 286874940.

It is an arithmetic number, because the mean of its divisors is an integer number (286874940).

Almost surely, 2^573749879 is an apocalyptic number.

573749879 is a deficient number, since it is larger than the sum of its proper divisors (1).

573749879 is an equidigital number, since it uses as much as digits as its factorization.

573749879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13335840, while the sum is 59.

The square root of 573749879 is about 23953.0766082355. The cubic root of 573749879 is about 830.9486800993.

The spelling of 573749879 in words is "five hundred seventy-three million, seven hundred forty-nine thousand, eight hundred seventy-nine".