568484321 has 2 divisors, whose sum is σ = 568484322. Its totient is φ = 568484320.

The previous prime is 568484269. The next prime is 568484333. The reversal of 568484321 is 123484865.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 543123025 + 25361296 = 23305^2 + 5036^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-568484321 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (568484341) 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 as a sum of consecutive naturals, namely, 284242160 + 284242161.

It is an arithmetic number, because the mean of its divisors is an integer number (284242161).

Almost surely, 2^568484321 is an apocalyptic number.

It is an amenable number.

568484321 is a deficient number, since it is larger than the sum of its proper divisors (1).

568484321 is an equidigital number, since it uses as much as digits as its factorization.

568484321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 184320, while the sum is 41.

The square root of 568484321 is about 23842.9092394364. The cubic root of 568484321 is about 828.3988685761.

The spelling of 568484321 in words is "five hundred sixty-eight million, four hundred eighty-four thousand, three hundred twenty-one".