9004522 has 4 divisors (see below), whose sum is σ = 13506786. Its totient is φ = 4502260.

The previous prime is 9004519. The next prime is 9004531. The reversal of 9004522 is 2254009.

It is a happy number.

9004522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2254009 = 239 ⋅9431.

It can be written as a sum of positive squares in only one way, i.e., 4968441 + 4036081 = 2229^2 + 2009^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 9004493 and 9004502.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2251129 + ... + 2251132.

Almost surely, 2^9004522 is an apocalyptic number.

9004522 is a deficient number, since it is larger than the sum of its proper divisors (4502264).

9004522 is a wasteful number, since it uses less digits than its factorization.

9004522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4502263.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 9004522 is about 3000.7535720215. The cubic root of 9004522 is about 208.0432140242.

The spelling of 9004522 in words is "nine million, four thousand, five hundred twenty-two".