566943 has 8 divisors (see below), whose sum is σ = 814128. Its totient is φ = 348864.

The previous prime is 566939. The next prime is 566947. The reversal of 566943 is 349665.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (566939) and next prime (566947).

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

It is not a de Polignac number, because 566943 - 2² = 566939 is a prime.

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7230 + ... + 7307.

It is an arithmetic number, because the mean of its divisors is an integer number (101766).

2⁵⁶⁶⁹⁴³ is an apocalyptic number.

566943 is a deficient number, since it is larger than the sum of its proper divisors (247185).

566943 is a wasteful number, since it uses less digits than its factorization.

566943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14553.

The product of its digits is 19440, while the sum is 33.

The square root of 566943 is about 752.9561740234. The cubic root of 566943 is about 82.7649516768.

The spelling of 566943 in words is "five hundred sixty-six thousand, nine hundred forty-three".