2003902944 has 48 divisors (see below), whose sum is σ = 5537105280. Its totient is φ = 632810880.

The previous prime is 2003902919. The next prime is 2003902993. The reversal of 2003902944 is 4492093002.

It is a tau number, because it is divible by the number of its divisors (48).

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, 547492 + ... + 551139.

It is an arithmetic number, because the mean of its divisors is an integer number (115356360).

Almost surely, 2^2003902944 is an apocalyptic number.

2003902944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2003902944 is an abundant number, since it is smaller than the sum of its proper divisors (3533202336).

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

2003902944 is a wasteful number, since it uses less digits than its factorization.

2003902944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098663 (or 1098655 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 2003902944 is about 44764.9745224992. The cubic root of 2003902944 is about 1260.7400842352.

Adding to 2003902944 its reverse (4492093002), we get a palindrome (6495995946).

The spelling of 2003902944 in words is "two billion, three million, nine hundred two thousand, nine hundred forty-four".