566355233 has 4 divisors (see below), whose sum is σ = 568066608. Its totient is φ = 564643860.

The previous prime is 566355203. The next prime is 566355271. The reversal of 566355233 is 332553665.

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 566355233 - 2¹⁶ = 566289697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (566355203) 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, 855191 + ... + 855852.

It is an arithmetic number, because the mean of its divisors is an integer number (142016652).

Almost surely, 2^566355233 is an apocalyptic number.

It is an amenable number.

566355233 is a deficient number, since it is larger than the sum of its proper divisors (1711375).

566355233 is a wasteful number, since it uses less digits than its factorization.

566355233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711374.

The product of its digits is 243000, while the sum is 38.

The square root of 566355233 is about 23798.2191140430. The cubic root of 566355233 is about 827.3634014202.

The spelling of 566355233 in words is "five hundred sixty-six million, three hundred fifty-five thousand, two hundred thirty-three".