568243609 has 8 divisors (see below), whose sum is σ = 596192000. Its totient is φ = 540896400.

The previous prime is 568243597. The next prime is 568243633. The reversal of 568243609 is 906342865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 568243609 - 2⁹ = 568243097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (568243639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148359 + ... + 152140.

It is an arithmetic number, because the mean of its divisors is an integer number (74524000).

Almost surely, 2^568243609 is an apocalyptic number.

It is an amenable number.

568243609 is a deficient number, since it is larger than the sum of its proper divisors (27948391).

568243609 is a wasteful number, since it uses less digits than its factorization.

568243609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300591.

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 568243609 is about 23837.8608310393. The cubic root of 568243609 is about 828.2819297312.

The spelling of 568243609 in words is "five hundred sixty-eight million, two hundred forty-three thousand, six hundred nine".