564246668 has 12 divisors (see below), whose sum is σ = 993490680. Its totient is φ = 280392192.

The previous prime is 564246623. The next prime is 564246689. The reversal of 564246668 is 866642465.

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, 432053 + ... + 433356.

It is an arithmetic number, because the mean of its divisors is an integer number (82790890).

Almost surely, 2^564246668 is an apocalyptic number.

It is an amenable number.

564246668 is a deficient number, since it is larger than the sum of its proper divisors (429244012).

564246668 is a wasteful number, since it uses less digits than its factorization.

564246668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865576 (or 865574 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 47.

The square root of 564246668 is about 23753.8769046234. The cubic root of 564246668 is about 826.3353546461.

The spelling of 564246668 in words is "five hundred sixty-four million, two hundred forty-six thousand, six hundred sixty-eight".