573687097 has 4 divisors (see below), whose sum is σ = 573902820. Its totient is φ = 573471376.

The previous prime is 573687061. The next prime is 573687113. The reversal of 573687097 is 790786375.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 226833721 + 346853376 = 15061^2 + 18624^2 .

It is a cyclic number.

It is not a de Polignac number, because 573687097 - 2¹⁹ = 573162809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (573687397) 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 in 3 ways as a sum of consecutive naturals, for example, 103822 + ... + 109207.

It is an arithmetic number, because the mean of its divisors is an integer number (143475705).

Almost surely, 2^573687097 is an apocalyptic number.

It is an amenable number.

573687097 is a deficient number, since it is larger than the sum of its proper divisors (215723).

573687097 is a wasteful number, since it uses less digits than its factorization.

573687097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215722.

The product of its (nonzero) digits is 2222640, while the sum is 52.

The square root of 573687097 is about 23951.7660517967. The cubic root of 573687097 is about 830.9183704209.

The spelling of 573687097 in words is "five hundred seventy-three million, six hundred eighty-seven thousand, ninety-seven".