522066065 has 4 divisors (see below), whose sum is σ = 626479284. Its totient is φ = 417652848.

The previous prime is 522066023. The next prime is 522066101. The reversal of 522066065 is 560660225.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 181737361 + 340328704 = 13481^2 + 18448^2 .

It is a cyclic number.

It is not a de Polignac number, because 522066065 - 2²⁸ = 253630609 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52206602 + ... + 52206611.

It is an arithmetic number, because the mean of its divisors is an integer number (156619821).

Almost surely, 2^522066065 is an apocalyptic number.

It is an amenable number.

522066065 is a deficient number, since it is larger than the sum of its proper divisors (104413219).

522066065 is a wasteful number, since it uses less digits than its factorization.

522066065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104413218.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 522066065 is about 22848.7650650971. The cubic root of 522066065 is about 805.2087546771.

The spelling of 522066065 in words is "five hundred twenty-two million, sixty-six thousand, sixty-five".