566539249 has 2 divisors, whose sum is σ = 566539250. Its totient is φ = 566539248.

The previous prime is 566539219. The next prime is 566539277. The reversal of 566539249 is 942935665.

It is a happy number.

566539249 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., 304746849 + 261792400 = 17457^2 + 16180^2 .

It is a cyclic number.

It is not a de Polignac number, because 566539249 - 2⁵ = 566539217 is a prime.

It is not a weakly prime, because it can be changed into another prime (566539219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283269624 + 283269625.

It is an arithmetic number, because the mean of its divisors is an integer number (283269625).

Almost surely, 2^566539249 is an apocalyptic number.

It is an amenable number.

566539249 is a deficient number, since it is larger than the sum of its proper divisors (1).

566539249 is an equidigital number, since it uses as much as digits as its factorization.

566539249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1749600, while the sum is 49.

The square root of 566539249 is about 23802.0849716994. The cubic root of 566539249 is about 827.4529986721.

The spelling of 566539249 in words is "five hundred sixty-six million, five hundred thirty-nine thousand, two hundred forty-nine".