564336823 has 8 divisors (see below), whose sum is σ = 568109360. Its totient is φ = 560571840.

The previous prime is 564336821. The next prime is 564336827. The reversal of 564336823 is 328633465.

It is a happy number.

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 564336823 - 2¹ = 564336821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564336821) 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, 263011 + ... + 265147.

It is an arithmetic number, because the mean of its divisors is an integer number (71013670).

Almost surely, 2^564336823 is an apocalyptic number.

564336823 is a deficient number, since it is larger than the sum of its proper divisors (3772537).

564336823 is a wasteful number, since it uses less digits than its factorization.

564336823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3777.

The product of its digits is 311040, while the sum is 40.

The square root of 564336823 is about 23755.7745190512. The cubic root of 564336823 is about 826.3793627610.

The spelling of 564336823 in words is "five hundred sixty-four million, three hundred thirty-six thousand, eight hundred twenty-three".