564668342 has 16 divisors (see below), whose sum is σ = 968567712. Its totient is φ = 241859520.

The previous prime is 564668341. The next prime is 564668369. The reversal of 564668342 is 243866465.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 564668293 and 564668302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564668341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15218 + ... + 36890.

It is an arithmetic number, because the mean of its divisors is an integer number (60535482).

Almost surely, 2^564668342 is an apocalyptic number.

564668342 is a deficient number, since it is larger than the sum of its proper divisors (403899370).

564668342 is a wasteful number, since it uses less digits than its factorization.

564668342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23543.

The product of its digits is 829440, while the sum is 44.

The square root of 564668342 is about 23762.7511454377. The cubic root of 564668342 is about 826.5411496114.

The spelling of 564668342 in words is "five hundred sixty-four million, six hundred sixty-eight thousand, three hundred forty-two".