566475728 has 80 divisors (see below), whose sum is σ = 1421992320. Its totient is φ = 212295168.

The previous prime is 566475677. The next prime is 566475731. The reversal of 566475728 is 827574665.

566475728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17426 + ... + 37902.

It is an arithmetic number, because the mean of its divisors is an integer number (17774904).

Almost surely, 2^566475728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566475728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (710996160).

566475728 is an abundant number, since it is smaller than the sum of its proper divisors (855516592).

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

566475728 is a wasteful number, since it uses less digits than its factorization.

566475728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20524 (or 20518 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 50.

The square root of 566475728 is about 23800.7505763999. The cubic root of 566475728 is about 827.4220725380.

The spelling of 566475728 in words is "five hundred sixty-six million, four hundred seventy-five thousand, seven hundred twenty-eight".