4489904 has 30 divisors (see below), whose sum is σ = 9250524. Its totient is φ = 2110720.

The previous prime is 4489897. The next prime is 4489937. The reversal of 4489904 is 4099844.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4139 + ... + 5109.

Almost surely, 2^4489904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4489904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4625262).

4489904 is an abundant number, since it is smaller than the sum of its proper divisors (4760620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4489904 is a wasteful number, since it uses less digits than its factorization.

4489904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013 (or 990 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 4489904 is about 2118.9393573201. The cubic root of 4489904 is about 164.9728023736.

The spelling of 4489904 in words is "four million, four hundred eighty-nine thousand, nine hundred four".