4040044 has 18 divisors (see below), whose sum is σ = 7312452. Its totient is φ = 1953000.

The previous prime is 4040041. The next prime is 4040053. The reversal of 4040044 is 4400404.

4040044 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4040041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3319 + ... + 4369.

Almost surely, 2^4040044 is an apocalyptic number.

It is an amenable number.

4040044 is a deficient number, since it is larger than the sum of its proper divisors (3272408).

4040044 is a wasteful number, since it uses less digits than its factorization.

4040044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117 (or 1084 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 4040044 is about 2009.9860696035. The cubic root of 4040044 is about 159.2680630325.

Adding to 4040044 its reverse (4400404), we get a palindrome (8440448).

The spelling of 4040044 in words is "four million, forty thousand, forty-four", and thus it is an eban number.