522266128 has 20 divisors (see below), whose sum is σ = 1012427388. Its totient is φ = 260994560.

The previous prime is 522266119. The next prime is 522266153. The reversal of 522266128 is 821662225.

It can be written as a sum of positive squares in 2 ways, for example, as 146216464 + 376049664 = 12092^2 + 19392^2 .

It is a super-2 number, since 2×522266128² = 545523816912224768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 522266093 and 522266102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26868 + ... + 42028.

Almost surely, 2^522266128 is an apocalyptic number.

It is an amenable number.

522266128 is a deficient number, since it is larger than the sum of its proper divisors (490161260).

522266128 is a wasteful number, since it uses less digits than its factorization.

522266128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17322 (or 17316 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 522266128 is about 22853.1426285314. The cubic root of 522266128 is about 805.3115972843.

The spelling of 522266128 in words is "five hundred twenty-two million, two hundred sixty-six thousand, one hundred twenty-eight".