564026565 has 16 divisors (see below), whose sum is σ = 903646656. Its totient is φ = 300412800.

The previous prime is 564026531. The next prime is 564026621. The reversal of 564026565 is 565620465.

It is a happy number.

564026565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 564026565 - 2⁶ = 564026501 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13291 + ... + 36120.

It is an arithmetic number, because the mean of its divisors is an integer number (56477916).

Almost surely, 2^564026565 is an apocalyptic number.

It is an amenable number.

564026565 is a deficient number, since it is larger than the sum of its proper divisors (339620091).

564026565 is a wasteful number, since it uses less digits than its factorization.

564026565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50180.

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 564026565 is about 23749.2434616347. The cubic root of 564026565 is about 826.2278942301.

The spelling of 564026565 in words is "five hundred sixty-four million, twenty-six thousand, five hundred sixty-five".