564725769 has 8 divisors (see below), whose sum is σ = 753137280. Its totient is φ = 376399056.

The previous prime is 564725767. The next prime is 564725773. The reversal of 564725769 is 967527465.

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

It is not a de Polignac number, because 564725769 - 2¹ = 564725767 is a prime.

It is a super-2 number, since 2×564725769² = 637830388345282722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (564725767) 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, 3562 + ... + 33795.

It is an arithmetic number, because the mean of its divisors is an integer number (94142160).

Almost surely, 2^564725769 is an apocalyptic number.

It is an amenable number.

564725769 is a deficient number, since it is larger than the sum of its proper divisors (188411511).

564725769 is a wasteful number, since it uses less digits than its factorization.

564725769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42399.

The product of its digits is 3175200, while the sum is 51.

The square root of 564725769 is about 23763.9594554443. The cubic root of 564725769 is about 826.5691685186.

The spelling of 564725769 in words is "five hundred sixty-four million, seven hundred twenty-five thousand, seven hundred sixty-nine".