5222185789 has 2 divisors, whose sum is σ = 5222185790. Its totient is φ = 5222185788.

The previous prime is 5222185753. The next prime is 5222185819. The reversal of 5222185789 is 9875812225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5145623289 + 76562500 = 71733^2 + 8750^2 .

It is a cyclic number.

It is not a de Polignac number, because 5222185789 - 2²³ = 5213797181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5222185289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2611092894 + 2611092895.

It is an arithmetic number, because the mean of its divisors is an integer number (2611092895).

Almost surely, 2^5222185789 is an apocalyptic number.

It is an amenable number.

5222185789 is a deficient number, since it is larger than the sum of its proper divisors (1).

5222185789 is an equidigital number, since it uses as much as digits as its factorization.

5222185789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 806400, while the sum is 49.

The square root of 5222185789 is about 72264.6925476058. The cubic root of 5222185789 is about 1734.9385864699.

The spelling of 5222185789 in words is "five billion, two hundred twenty-two million, one hundred eighty-five thousand, seven hundred eighty-nine".