2001944112 has 80 divisors (see below), whose sum is σ = 5915668992. Its totient is φ = 571484160.

The previous prime is 2001944093. The next prime is 2001944149. The reversal of 2001944112 is 2114491002.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 568437 + ... + 571947.

Almost surely, 2^2001944112 is an apocalyptic number.

It is an amenable number.

2001944112 is an abundant number, since it is smaller than the sum of its proper divisors (3913724880).

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

2001944112 is a wasteful number, since it uses less digits than its factorization.

2001944112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5226 (or 5220 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2001944112 is about 44743.0901033891. The cubic root of 2001944112 is about 1260.3291556282.

The spelling of 2001944112 in words is "two billion, one million, nine hundred forty-four thousand, one hundred twelve".