2003542044 has 48 divisors (see below), whose sum is σ = 5392735488. Its totient is φ = 567088128.

The previous prime is 2003542027. The next prime is 2003542049. The reversal of 2003542044 is 4402453002.

2003542044 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003542049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102469 + ... + 120444.

It is an arithmetic number, because the mean of its divisors is an integer number (112348656).

Almost surely, 2^2003542044 is an apocalyptic number.

It is an amenable number.

2003542044 is an abundant number, since it is smaller than the sum of its proper divisors (3389193444).

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

2003542044 is a wasteful number, since it uses less digits than its factorization.

2003542044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223034 (or 223032 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 2003542044 is about 44760.9432876475. The cubic root of 2003542044 is about 1260.6643938738.

Adding to 2003542044 its reverse (4402453002), we get a palindrome (6405995046).

The spelling of 2003542044 in words is "two billion, three million, five hundred forty-two thousand, forty-four".