564985922 has 8 divisors (see below), whose sum is σ = 897330636. Its totient is φ = 265875712.

The previous prime is 564985903. The next prime is 564985931. The reversal of 564985922 is 229589465.

It can be written as a sum of positive squares in 2 ways, for example, as 550324681 + 14661241 = 23459^2 + 3829^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 8308583 + ... + 8308650.

Almost surely, 2^564985922 is an apocalyptic number.

564985922 is a deficient number, since it is larger than the sum of its proper divisors (332344714).

564985922 is a wasteful number, since it uses less digits than its factorization.

564985922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16617252.

The product of its digits is 1555200, while the sum is 50.

The square root of 564985922 is about 23769.4325132091. The cubic root of 564985922 is about 826.6960746201.

The spelling of 564985922 in words is "five hundred sixty-four million, nine hundred eighty-five thousand, nine hundred twenty-two".