568323439 has 2 divisors, whose sum is σ = 568323440. Its totient is φ = 568323438.

The previous prime is 568323407. The next prime is 568323449. The reversal of 568323439 is 934323865.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 568323439 - 2⁵ = 568323407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 568323395 and 568323404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (568323449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284161719 + 284161720.

It is an arithmetic number, because the mean of its divisors is an integer number (284161720).

Almost surely, 2^568323439 is an apocalyptic number.

568323439 is a deficient number, since it is larger than the sum of its proper divisors (1).

568323439 is an equidigital number, since it uses as much as digits as its factorization.

568323439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 43.

The square root of 568323439 is about 23839.5352093953. The cubic root of 568323439 is about 828.3207151214.

The spelling of 568323439 in words is "five hundred sixty-eight million, three hundred twenty-three thousand, four hundred thirty-nine".