522225589 has 4 divisors (see below), whose sum is σ = 532078956. Its totient is φ = 512372224.

The previous prime is 522225581. The next prime is 522225617. The reversal of 522225589 is 985522225.

It is a happy number.

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 472410225 + 49815364 = 21735^2 + 7058^2 .

It is a cyclic number.

It is not a de Polignac number, because 522225589 - 2³ = 522225581 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522225581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4926604 + ... + 4926709.

It is an arithmetic number, because the mean of its divisors is an integer number (133019739).

Almost surely, 2^522225589 is an apocalyptic number.

It is an amenable number.

522225589 is a deficient number, since it is larger than the sum of its proper divisors (9853367).

522225589 is an equidigital number, since it uses as much as digits as its factorization.

522225589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9853366.

The product of its digits is 144000, while the sum is 40.

The square root of 522225589 is about 22852.2556654699. The cubic root of 522225589 is about 805.2907602884.

The spelling of 522225589 in words is "five hundred twenty-two million, two hundred twenty-five thousand, five hundred eighty-nine".