566423 has 16 divisors (see below), whose sum is σ = 707616. Its totient is φ = 445440.

The previous prime is 566417. The next prime is 566429. The reversal of 566423 is 324665.

It is an interprime number because it is at equal distance from previous prime (566417) and next prime (566429).

It is a cyclic number.

It is not a de Polignac number, because 566423 - 2¹⁶ = 500887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 566392 and 566401.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2315 + ... + 2547.

It is an arithmetic number, because the mean of its divisors is an integer number (44226).

2⁵⁶⁶⁴²³ is an apocalyptic number.

566423 is a deficient number, since it is larger than the sum of its proper divisors (141193).

566423 is a wasteful number, since it uses less digits than its factorization.

566423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274.

The product of its digits is 4320, while the sum is 26.

The square root of 566423 is about 752.6107891865. The cubic root of 566423 is about 82.7396399379.

It can be divided in two parts, 566 and 423, that added together give a palindrome (989).

The spelling of 566423 in words is "five hundred sixty-six thousand, four hundred twenty-three".