566993 has 8 divisors (see below), whose sum is σ = 654912. Its totient is φ = 480816.

The previous prime is 566987. The next prime is 566999. The reversal of 566993 is 399665.

It is an interprime number because it is at equal distance from previous prime (566987) and next prime (566999).

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

It is not a de Polignac number, because 566993 - 2⁴ = 566977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (566999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371 + ... + 1127.

It is an arithmetic number, because the mean of its divisors is an integer number (81864).

2⁵⁶⁶⁹⁹³ is an apocalyptic number.

It is an amenable number.

566993 is a deficient number, since it is larger than the sum of its proper divisors (87919).

566993 is a wasteful number, since it uses less digits than its factorization.

566993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871.

The product of its digits is 43740, while the sum is 38.

The square root of 566993 is about 752.9893757551. The cubic root of 566993 is about 82.7673846821.

The spelling of 566993 in words is "five hundred sixty-six thousand, nine hundred ninety-three".