2040443200 has 42 divisors (see below), whose sum is σ = 5020769486. Its totient is φ = 816176640.

The previous prime is 2040443191. The next prime is 2040443239. The reversal of 2040443200 is 23440402.

It can be written as a sum of positive squares in 3 ways, for example, as 213393664 + 1827049536 = 14608^2 + 42744^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 636039 + ... + 639238.

Almost surely, 2^2040443200 is an apocalyptic number.

2040443200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2040443200 is an abundant number, since it is smaller than the sum of its proper divisors (2980326286).

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

2040443200 is a wasteful number, since it uses less digits than its factorization.

2040443200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275299 (or 1275284 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 2040443200 is about 45171.2652025599. The cubic root of 2040443200 is about 1268.3569800328.

Adding to 2040443200 its reverse (23440402), we get a palindrome (2063883602).

The spelling of 2040443200 in words is "two billion, forty million, four hundred forty-three thousand, two hundred".