566505228 has 12 divisors (see below), whose sum is σ = 1321845560. Its totient is φ = 188835072.

The previous prime is 566505193. The next prime is 566505239. The reversal of 566505228 is 822505665.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23604373 + ... + 23604396.

Almost surely, 2^566505228 is an apocalyptic number.

It is an amenable number.

566505228 is an abundant number, since it is smaller than the sum of its proper divisors (755340332).

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

566505228 is a wasteful number, since it uses less digits than its factorization.

566505228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47208776 (or 47208774 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 566505228 is about 23801.3702966867. The cubic root of 566505228 is about 827.4364353349.

The spelling of 566505228 in words is "five hundred sixty-six million, five hundred five thousand, two hundred twenty-eight".