566426 has 8 divisors (see below), whose sum is σ = 971040. Its totient is φ = 242748.

The previous prime is 566417. The next prime is 566429. The reversal of 566426 is 624665.

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

It is not an unprimeable number, because it can be changed into a prime (566429) 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, 20216 + ... + 20243.

It is an arithmetic number, because the mean of its divisors is an integer number (121380).

2⁵⁶⁶⁴²⁶ is an apocalyptic number.

566426 is a deficient number, since it is larger than the sum of its proper divisors (404614).

566426 is a wasteful number, since it uses less digits than its factorization.

566426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40468.

The product of its digits is 8640, while the sum is 29.

The square root of 566426 is about 752.6127822460. The cubic root of 566426 is about 82.7397860116.

The spelling of 566426 in words is "five hundred sixty-six thousand, four hundred twenty-six".