564562216 has 8 divisors (see below), whose sum is σ = 1058554170. Its totient is φ = 282281104.

The previous prime is 564562211. The next prime is 564562223. The reversal of 564562216 is 612265465.

It can be written as a sum of positive squares in only one way, i.e., 559133316 + 5428900 = 23646^2 + 2330^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (564562211) by changing a digit.

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 as a sum of consecutive naturals, namely, 35285131 + ... + 35285146.

Almost surely, 2^564562216 is an apocalyptic number.

It is an amenable number.

564562216 is a deficient number, since it is larger than the sum of its proper divisors (493991954).

564562216 is a wasteful number, since it uses less digits than its factorization.

564562216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70570283 (or 70570279 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 564562216 is about 23760.5180078213. The cubic root of 564562216 is about 826.4893652303.

The spelling of 564562216 in words is "five hundred sixty-four million, five hundred sixty-two thousand, two hundred sixteen".