9004493 has 4 divisors (see below), whose sum is σ = 9012000. Its totient is φ = 8996988.

The previous prime is 9004481. The next prime is 9004507. The reversal of 9004493 is 3944009.

It is a happy number.

9004493 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 a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9004493 - 2²⁰ = 7955917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9001493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1505 + ... + 4502.

It is an arithmetic number, because the mean of its divisors is an integer number (2253000).

Almost surely, 2^9004493 is an apocalyptic number.

It is an amenable number.

9004493 is a deficient number, since it is larger than the sum of its proper divisors (7507).

9004493 is a wasteful number, since it uses less digits than its factorization.

9004493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7506.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 9004493 is about 3000.7487398981. The cubic root of 9004493 is about 208.0429906824.

The spelling of 9004493 in words is "nine million, four thousand, four hundred ninety-three".