566504231 has 4 divisors (see below), whose sum is σ = 579678792. Its totient is φ = 553329672.

The previous prime is 566504203. The next prime is 566504249. The reversal of 566504231 is 132405665.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 566504231 - 2¹⁴ = 566487847 is a prime.

It is a super-2 number, since 2×566504231² = 641854087481802722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566504291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6587216 + ... + 6587301.

It is an arithmetic number, because the mean of its divisors is an integer number (144919698).

Almost surely, 2^566504231 is an apocalyptic number.

566504231 is a deficient number, since it is larger than the sum of its proper divisors (13174561).

566504231 is a wasteful number, since it uses less digits than its factorization.

566504231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13174560.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 566504231 is about 23801.3493525052. The cubic root of 566504231 is about 827.4359499292.

Adding to 566504231 its reverse (132405665), we get a palindrome (698909896).

The spelling of 566504231 in words is "five hundred sixty-six million, five hundred four thousand, two hundred thirty-one".