566540893 has 4 divisors (see below), whose sum is σ = 570016768. Its totient is φ = 563065020.

The previous prime is 566540881. The next prime is 566540927. The reversal of 566540893 is 398045665.

566540893 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a cyclic number.

It is not a de Polignac number, because 566540893 - 2¹⁷ = 566409821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566541893) 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, 1737693 + ... + 1738018.

It is an arithmetic number, because the mean of its divisors is an integer number (142504192).

Almost surely, 2^566540893 is an apocalyptic number.

It is an amenable number.

566540893 is a deficient number, since it is larger than the sum of its proper divisors (3475875).

566540893 is a wasteful number, since it uses less digits than its factorization.

566540893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3475874.

The product of its (nonzero) digits is 777600, while the sum is 46.

The square root of 566540893 is about 23802.1195064641. The cubic root of 566540893 is about 827.4537990470.

The spelling of 566540893 in words is "five hundred sixty-six million, five hundred forty thousand, eight hundred ninety-three".