4045044 has 24 divisors (see below), whose sum is σ = 9471168. Its totient is φ = 1343680.

The previous prime is 4045009. The next prime is 4045049. The reversal of 4045044 is 4405404.

4045044 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 4045044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4045049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5929 + ... + 6575.

It is an arithmetic number, because the mean of its divisors is an integer number (394632).

Almost surely, 2^4045044 is an apocalyptic number.

It is an amenable number.

4045044 is an abundant number, since it is smaller than the sum of its proper divisors (5426124).

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

4045044 is a wasteful number, since it uses less digits than its factorization.

4045044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175 (or 1173 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4045044 is about 2011.2294747244. The cubic root of 4045044 is about 159.3337398767. Note that the first 3 decimals are identical.

The spelling of 4045044 in words is "four million, forty-five thousand, forty-four".