568393009 has 2 divisors, whose sum is σ = 568393010. Its totient is φ = 568393008.

The previous prime is 568392991. The next prime is 568393013. The reversal of 568393009 is 900393865.

568393009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 493950625 + 74442384 = 22225^2 + 8628^2 .

It is a cyclic number.

It is not a de Polignac number, because 568393009 - 2¹¹ = 568390961 is a prime.

It is a super-2 number, since 2×568393009² = 646141225360148162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (568393019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284196504 + 284196505.

It is an arithmetic number, because the mean of its divisors is an integer number (284196505).

Almost surely, 2^568393009 is an apocalyptic number.

It is an amenable number.

568393009 is a deficient number, since it is larger than the sum of its proper divisors (1).

568393009 is an equidigital number, since it uses as much as digits as its factorization.

568393009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 568393009 is about 23840.9942955406. The cubic root of 568393009 is about 828.3545127308.

The spelling of 568393009 in words is "five hundred sixty-eight million, three hundred ninety-three thousand, nine".