566402317 has 12 divisors (see below), whose sum is σ = 614021364. Its totient is φ = 522238080.

The previous prime is 566402279. The next prime is 566402329. The reversal of 566402317 is 713204665.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 45239076 + 521163241 = 6726^2 + 22829^2 .

It is not a de Polignac number, because 566402317 - 2⁷ = 566402189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566402387) 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 in 11 ways as a sum of consecutive naturals, for example, 230817 + ... + 233257.

It is an arithmetic number, because the mean of its divisors is an integer number (51168447).

Almost surely, 2^566402317 is an apocalyptic number.

It is an amenable number.

566402317 is a deficient number, since it is larger than the sum of its proper divisors (47619047).

566402317 is a wasteful number, since it uses less digits than its factorization.

566402317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3840 (or 3827 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 566402317 is about 23799.2083271692. The cubic root of 566402317 is about 827.3863284317.

The spelling of 566402317 in words is "five hundred sixty-six million, four hundred two thousand, three hundred seventeen".