564880521 has 8 divisors (see below), whose sum is σ = 754251264. Its totient is φ = 376048400.

The previous prime is 564880513. The next prime is 564880601. The reversal of 564880521 is 125088465.

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 564880521 - 2³ = 564880513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 564880521.

It is not an unprimeable number, because it can be changed into a prime (564880021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132201 + ... + 136406.

It is an arithmetic number, because the mean of its divisors is an integer number (94281408).

Almost surely, 2^564880521 is an apocalyptic number.

It is an amenable number.

564880521 is a deficient number, since it is larger than the sum of its proper divisors (189370743).

564880521 is a wasteful number, since it uses less digits than its factorization.

564880521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269311.

The product of its (nonzero) digits is 76800, while the sum is 39.

The square root of 564880521 is about 23767.2152554732. The cubic root of 564880521 is about 826.6446633025.

The spelling of 564880521 in words is "five hundred sixty-four million, eight hundred eighty thousand, five hundred twenty-one".