566564073 has 4 divisors (see below), whose sum is σ = 755418768. Its totient is φ = 377709380.

The previous prime is 566564069. The next prime is 566564077. The reversal of 566564073 is 370465665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (566564069) and next prime (566564077).

It is a cyclic number.

It is not a de Polignac number, because 566564073 - 2² = 566564069 is a prime.

It is not an unprimeable number, because it can be changed into a prime (566564077) 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, 94427343 + ... + 94427348.

It is an arithmetic number, because the mean of its divisors is an integer number (188854692).

Almost surely, 2^566564073 is an apocalyptic number.

It is an amenable number.

566564073 is a deficient number, since it is larger than the sum of its proper divisors (188854695).

566564073 is a wasteful number, since it uses less digits than its factorization.

566564073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188854694.

The product of its (nonzero) digits is 453600, while the sum is 42.

The square root of 566564073 is about 23802.6064329098. The cubic root of 566564073 is about 827.4650839738.

The spelling of 566564073 in words is "five hundred sixty-six million, five hundred sixty-four thousand, seventy-three".