9004994009 has 8 divisors (see below), whose sum is σ = 9824460960. Its totient is φ = 8185665600.

The previous prime is 9004993981. The next prime is 9004994039.

It is a happy number.

9004994009 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9004994009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9004994039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139262 + ... + 193400.

It is an arithmetic number, because the mean of its divisors is an integer number (1228057620).

Almost surely, 2^9004994009 is an apocalyptic number.

It is an amenable number.

9004994009 is a deficient number, since it is larger than the sum of its proper divisors (819466951).

9004994009 is a wasteful number, since it uses less digits than its factorization.

9004994009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69271.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 9004994009 is about 94894.6468932784. The cubic root of 9004994009 is about 2080.4684910717.

The spelling of 9004994009 in words is "nine billion, four million, nine hundred ninety-four thousand, nine".