9004004 has 6 divisors (see below), whose sum is σ = 15757014. Its totient is φ = 4502000.

The previous prime is 9003997. The next prime is 9004013. The reversal of 9004004 is 4004009.

It can be written as a sum of positive squares in only one way, i.e., 6760000 + 2244004 = 2600^2 + 1498^2 .

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 as a sum of consecutive naturals, namely, 1125497 + ... + 1125504.

It is an arithmetic number, because the mean of its divisors is an integer number (2626169).

Almost surely, 2^9004004 is an apocalyptic number.

It is an amenable number.

9004004 is a deficient number, since it is larger than the sum of its proper divisors (6753010).

9004004 is a wasteful number, since it uses less digits than its factorization.

9004004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251005 (or 2251003 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 9004004 is about 3000.6672591275. The cubic root of 9004004 is about 208.0392246045.

The spelling of 9004004 in words is "nine million, four thousand, four".