9009556 has 6 divisors (see below), whose sum is σ = 15766730. Its totient is φ = 4504776.

The previous prime is 9009551. The next prime is 9009593. The reversal of 9009556 is 6559009.

It can be written as a sum of positive squares in only one way, i.e., 6656400 + 2353156 = 2580^2 + 1534^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9009551) by changing a digit.

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 as a sum of consecutive naturals, namely, 1126191 + ... + 1126198.

Almost surely, 2^9009556 is an apocalyptic number.

It is an amenable number.

9009556 is a deficient number, since it is larger than the sum of its proper divisors (6757174).

9009556 is a wasteful number, since it uses less digits than its factorization.

9009556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252393 (or 2252391 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 9009556 is about 3001.5922441264. The cubic root of 9009556 is about 208.0819758240.

The spelling of 9009556 in words is "nine million, nine thousand, five hundred fifty-six".