564634516 has 12 divisors (see below), whose sum is σ = 988342740. Its totient is φ = 282250880.

The previous prime is 564634463. The next prime is 564634517. The reversal of 564634516 is 615436465.

It can be written as a sum of positive squares in 2 ways, for example, as 407232400 + 157402116 = 20180^2 + 12546^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564634517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5946 + ... + 34126.

It is an arithmetic number, because the mean of its divisors is an integer number (82361895).

Almost surely, 2^564634516 is an apocalyptic number.

It is an amenable number.

564634516 is a deficient number, since it is larger than the sum of its proper divisors (423708224).

564634516 is a wasteful number, since it uses less digits than its factorization.

564634516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33194 (or 33192 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

The square root of 564634516 is about 23762.0393905910. The cubic root of 564634516 is about 826.5246448556.

The spelling of 564634516 in words is "five hundred sixty-four million, six hundred thirty-four thousand, five hundred sixteen".