9004939 has 2 divisors, whose sum is σ = 9004940. Its totient is φ = 9004938.

The previous prime is 9004927. The next prime is 9004943. The reversal of 9004939 is 9394009.

9004939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (9394009) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9004939 - 2⁵ = 9004907 is a prime.

It is not a weakly prime, because it can be changed into another prime (9004909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4502469 + 4502470.

It is an arithmetic number, because the mean of its divisors is an integer number (4502470).

Almost surely, 2^9004939 is an apocalyptic number.

9004939 is a deficient number, since it is larger than the sum of its proper divisors (1).

9004939 is an equidigital number, since it uses as much as digits as its factorization.

9004939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 9004939 is about 3000.8230537638. The cubic root of 9004939 is about 208.0464254729.

The spelling of 9004939 in words is "nine million, four thousand, nine hundred thirty-nine".