566820475 has 12 divisors (see below), whose sum is σ = 756923776. Its totient is φ = 418574880.

The previous prime is 566820473. The next prime is 566820481. The reversal of 566820475 is 574028665.

It is not a de Polignac number, because 566820475 - 2¹ = 566820473 is a prime.

It is a super-3 number, since 3×566820475³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (566820473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 871707 + ... + 872356.

Almost surely, 2^566820475 is an apocalyptic number.

566820475 is a deficient number, since it is larger than the sum of its proper divisors (190103301).

566820475 is a wasteful number, since it uses less digits than its factorization.

566820475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744086 (or 1744081 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 43.

The square root of 566820475 is about 23807.9918304757. The cubic root of 566820475 is about 827.5898899256.

The spelling of 566820475 in words is "five hundred sixty-six million, eight hundred twenty thousand, four hundred seventy-five".