566433923 has 4 divisors (see below), whose sum is σ = 617927928. Its totient is φ = 514939920.

The previous prime is 566433919. The next prime is 566433943. The reversal of 566433923 is 329334665.

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

It is not a de Polignac number, because 566433923 - 2² = 566433919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (566433943) 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 3 ways as a sum of consecutive naturals, for example, 25746986 + ... + 25747007.

It is an arithmetic number, because the mean of its divisors is an integer number (154481982).

Almost surely, 2^566433923 is an apocalyptic number.

566433923 is a deficient number, since it is larger than the sum of its proper divisors (51494005).

566433923 is a wasteful number, since it uses less digits than its factorization.

566433923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51494004.

The product of its digits is 349920, while the sum is 41.

The square root of 566433923 is about 23799.8723315904. The cubic root of 566433923 is about 827.4017178967.

The spelling of 566433923 in words is "five hundred sixty-six million, four hundred thirty-three thousand, nine hundred twenty-three".