566345 has 8 divisors (see below), whose sum is σ = 731976. Its totient is φ = 418176.

The previous prime is 566323. The next prime is 566347. The reversal of 566345 is 543665.

It can be written as a sum of positive squares in 4 ways, for example, as 99856 + 466489 = 316^2 + 683^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 566345 - 2⁸ = 566089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (566347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4292 + ... + 4421.

It is an arithmetic number, because the mean of its divisors is an integer number (91497).

2⁵⁶⁶³⁴⁵ is an apocalyptic number.

It is an amenable number.

566345 is a deficient number, since it is larger than the sum of its proper divisors (165631).

566345 is a wasteful number, since it uses less digits than its factorization.

566345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8731.

The product of its digits is 10800, while the sum is 29.

The square root of 566345 is about 752.5589677892. The cubic root of 566345 is about 82.7358418411.

The spelling of 566345 in words is "five hundred sixty-six thousand, three hundred forty-five".