564643535 has 8 divisors (see below), whose sum is σ = 693330000. Its totient is φ = 441209664.

The previous prime is 564643531. The next prime is 564643553. The reversal of 564643535 is 535346465.

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

It is a cyclic number.

It is not a de Polignac number, because 564643535 - 2² = 564643531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 564643492 and 564643501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564643531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1312910 + ... + 1313339.

It is an arithmetic number, because the mean of its divisors is an integer number (86666250).

Almost surely, 2^564643535 is an apocalyptic number.

564643535 is a deficient number, since it is larger than the sum of its proper divisors (128686465).

564643535 is a wasteful number, since it uses less digits than its factorization.

564643535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626297.

The product of its digits is 648000, while the sum is 41.

The square root of 564643535 is about 23762.2291673151. The cubic root of 564643535 is about 826.5290455702.

The spelling of 564643535 in words is "five hundred sixty-four million, six hundred forty-three thousand, five hundred thirty-five".