566944 has 24 divisors (see below), whose sum is σ = 1276128. Its totient is φ = 242880.

The previous prime is 566939. The next prime is 566947. The reversal of 566944 is 449665.

It is not an unprimeable number, because it can be changed into a prime (566947) by changing a digit.

566944 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 3 ways as a sum of consecutive naturals, for example, 1042 + ... + 1489.

It is an arithmetic number, because the mean of its divisors is an integer number (53172).

2⁵⁶⁶⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

566944 is an abundant number, since it is smaller than the sum of its proper divisors (709184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

566944 is a wasteful number, since it uses less digits than its factorization.

566944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2548 (or 2540 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 566944 is about 752.9568380724. The cubic root of 566944 is about 82.7650003383.

The spelling of 566944 in words is "five hundred sixty-six thousand, nine hundred forty-four".