566443420 has 48 divisors (see below), whose sum is σ = 1202449248. Its totient is φ = 224133120.

The previous prime is 566443411. The next prime is 566443421. The reversal of 566443420 is 24344665.

566443420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×566443420² = 641716296122592800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566443421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 991735 + ... + 992305.

It is an arithmetic number, because the mean of its divisors is an integer number (25051026).

Almost surely, 2^566443420 is an apocalyptic number.

It is an amenable number.

566443420 is an abundant number, since it is smaller than the sum of its proper divisors (636005828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

566443420 is a wasteful number, since it uses less digits than its factorization.

566443420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030 (or 1028 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 566443420 is about 23800.0718486310. The cubic root of 566443420 is about 827.4063420255.

The spelling of 566443420 in words is "five hundred sixty-six million, four hundred forty-three thousand, four hundred twenty".