2003391244 has 24 divisors (see below), whose sum is σ = 3623580800. Its totient is φ = 968163840.

The previous prime is 2003391223. The next prime is 2003391283. The reversal of 2003391244 is 4421933002.

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, 93052 + ... + 112540.

Almost surely, 2^2003391244 is an apocalyptic number.

It is an amenable number.

2003391244 is a deficient number, since it is larger than the sum of its proper divisors (1620189556).

2003391244 is a wasteful number, since it uses less digits than its factorization.

2003391244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20353 (or 20351 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 2003391244 is about 44759.2587516818. The cubic root of 2003391244 is about 1260.6327643969.

The spelling of 2003391244 in words is "two billion, three million, three hundred ninety-one thousand, two hundred forty-four".