2193003912 has 128 divisors (see below), whose sum is σ = 6169789440. Its totient is φ = 643726080.

The previous prime is 2193003899. The next prime is 2193003919.

It is a happy number.

2193003912 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 2193003912.

It is not an unprimeable number, because it can be changed into a prime (2193003919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3389173 + ... + 3389819.

It is an arithmetic number, because the mean of its divisors is an integer number (48201480).

Almost surely, 2^2193003912 is an apocalyptic number.

2193003912 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2193003912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3084894720).

2193003912 is an abundant number, since it is smaller than the sum of its proper divisors (3976785528).

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

2193003912 is a wasteful number, since it uses less digits than its factorization.

2193003912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051 (or 1047 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 2193003912 is about 46829.5196644168. The cubic root of 2193003912 is about 1299.2113386079.

The spelling of 2193003912 in words is "two billion, one hundred ninety-three million, three thousand, nine hundred twelve".