566317 has 4 divisors (see below), whose sum is σ = 569020. Its totient is φ = 563616.

The previous prime is 566311. The next prime is 566323. The reversal of 566317 is 713665.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 713665 = 5 ⋅142733.

It is an interprime number because it is at equal distance from previous prime (566311) and next prime (566323).

It can be written as a sum of positive squares in 2 ways, for example, as 481636 + 84681 = 694^2 + 291^2 .

It is a cyclic number.

It is not a de Polignac number, because 566317 - 2¹¹ = 564269 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 (566311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008 + ... + 1465.

It is an arithmetic number, because the mean of its divisors is an integer number (142255).

2⁵⁶⁶³¹⁷ is an apocalyptic number.

It is an amenable number.

566317 is a deficient number, since it is larger than the sum of its proper divisors (2703).

566317 is a wasteful number, since it uses less digits than its factorization.

566317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2702.

The product of its digits is 3780, while the sum is 28.

The square root of 566317 is about 752.5403643659. The cubic root of 566317 is about 82.7344783366.

The spelling of 566317 in words is "five hundred sixty-six thousand, three hundred seventeen".