5206565 has 16 divisors (see below), whose sum is σ = 7690368. Its totient is φ = 3295296.

The previous prime is 5206541. The next prime is 5206567. The reversal of 5206565 is 5656025.

5206565 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 5206565 - 2⁸ = 5206309 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

5206565 is a modest number, since divided by 6565 gives 520 as remainder.

5206565 is strictly pandigital in base 8.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5206567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5267 + ... + 6176.

It is an arithmetic number, because the mean of its divisors is an integer number (480648).

Almost surely, 2^5206565 is an apocalyptic number.

It is an amenable number.

5206565 is a deficient number, since it is larger than the sum of its proper divisors (2483803).

5206565 is a wasteful number, since it uses less digits than its factorization.

5206565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11468.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 5206565 is about 2281.7898676259. The cubic root of 5206565 is about 173.3206988654.

The spelling of 5206565 in words is "five million, two hundred six thousand, five hundred sixty-five".