522282225 has 12 divisors (see below), whose sum is σ = 863506736. Its totient is φ = 278550480.

The previous prime is 522282221. The next prime is 522282227.

522282225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 522282225 - 2² = 522282221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 522282192 and 522282201.

It is not an unprimeable number, because it can be changed into a prime (522282221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3481807 + ... + 3481956.

Almost surely, 2^522282225 is an apocalyptic number.

It is an amenable number.

522282225 is a deficient number, since it is larger than the sum of its proper divisors (341224511).

522282225 is a wasteful number, since it uses less digits than its factorization.

522282225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6963776 (or 6963771 counting only the distinct ones).

The product of its digits is 12800, while the sum is 30.

The square root of 522282225 is about 22853.4948093284. The cubic root of 522282225 is about 805.3198708233.

The spelling of 522282225 in words is "five hundred twenty-two million, two hundred eighty-two thousand, two hundred twenty-five".