566772247 has 2 divisors, whose sum is σ = 566772248. Its totient is φ = 566772246.

The previous prime is 566772221. The next prime is 566772257. The reversal of 566772247 is 742277665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 566772247 - 2⁷ = 566772119 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 566772197 and 566772206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566772257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283386123 + 283386124.

It is an arithmetic number, because the mean of its divisors is an integer number (283386124).

Almost surely, 2^566772247 is an apocalyptic number.

566772247 is a deficient number, since it is larger than the sum of its proper divisors (1).

566772247 is an equidigital number, since it uses as much as digits as its factorization.

566772247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 987840, while the sum is 46.

The square root of 566772247 is about 23806.9789557600. The cubic root of 566772247 is about 827.5664173924.

The spelling of 566772247 in words is "five hundred sixty-six million, seven hundred seventy-two thousand, two hundred forty-seven".