4564566 has 32 divisors (see below), whose sum is σ = 10234080. Its totient is φ = 1507968.

The previous prime is 4564559. The next prime is 4564589. The reversal of 4564566 is 6654654.

It is a happy number.

4564566 is a `hidden beast` number, since 4 + 5 + 645 + 6 + 6 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 4 + 5⁵ + 6⁴ + 4¹¹ + 5⁷ + 6⁵ + 6⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 4564566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7090 + ... + 7706.

It is an arithmetic number, because the mean of its divisors is an integer number (319815).

Almost surely, 2^4564566 is an apocalyptic number.

4564566 is an abundant number, since it is smaller than the sum of its proper divisors (5669514).

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

4564566 is a wasteful number, since it uses less digits than its factorization.

4564566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765 (or 759 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 4564566 is about 2136.4844956142. The cubic root of 4564566 is about 165.8822167336.

The spelling of 4564566 in words is "four million, five hundred sixty-four thousand, five hundred sixty-six".