5220689 has 2 divisors, whose sum is σ = 5220690. Its totient is φ = 5220688.

The previous prime is 5220661. The next prime is 5220731. The reversal of 5220689 is 9860225.

5220689 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4840000 + 380689 = 2200^2 + 617^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5220689 is a prime.

It is not a weakly prime, because it can be changed into another prime (5220389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2610344 + 2610345.

It is an arithmetic number, because the mean of its divisors is an integer number (2610345).

Almost surely, 2^5220689 is an apocalyptic number.

It is an amenable number.

5220689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5220689 is an equidigital number, since it uses as much as digits as its factorization.

5220689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 5220689 is about 2284.8827103377. The cubic root of 5220689 is about 173.4772813922.

The spelling of 5220689 in words is "five million, two hundred twenty thousand, six hundred eighty-nine".