4049904 has 40 divisors (see below), whose sum is σ = 10554880. Its totient is φ = 1338048.

The previous prime is 4049897. The next prime is 4049921. The reversal of 4049904 is 4099404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6369 + ... + 6975.

It is an arithmetic number, because the mean of its divisors is an integer number (263872).

Almost surely, 2^4049904 is an apocalyptic number.

It is an amenable number.

4049904 is an abundant number, since it is smaller than the sum of its proper divisors (6504976).

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

4049904 is a wasteful number, since it uses less digits than its factorization.

4049904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757 (or 751 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 4049904 is about 2012.4373282167. The cubic root of 4049904 is about 159.3975259202.

The spelling of 4049904 in words is "four million, forty-nine thousand, nine hundred four".