564251065 has 16 divisors (see below), whose sum is σ = 807475968. Its totient is φ = 370092096.

The previous prime is 564251059. The next prime is 564251071. The reversal of 564251065 is 560152465.

It is an interprime number because it is at equal distance from previous prime (564251059) and next prime (564251071).

It is a cyclic number.

It is not a de Polignac number, because 564251065 - 2⁵ = 564251033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 564251065.

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, 349662 + ... + 351271.

It is an arithmetic number, because the mean of its divisors is an integer number (50467248).

Almost surely, 2^564251065 is an apocalyptic number.

It is an amenable number.

564251065 is a deficient number, since it is larger than the sum of its proper divisors (243224903).

564251065 is a wasteful number, since it uses less digits than its factorization.

564251065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700968.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 564251065 is about 23753.9694577559. The cubic root of 564251065 is about 826.3375010993.

The spelling of 564251065 in words is "five hundred sixty-four million, two hundred fifty-one thousand, sixty-five".