2043345444 has 48 divisors (see below), whose sum is σ = 5458725888. Its totient is φ = 582762528.

The previous prime is 2043345433. The next prime is 2043345457. The reversal of 2043345444 is 4445433402.

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, 25689 + ... + 68895.

It is an arithmetic number, because the mean of its divisors is an integer number (113723456).

Almost surely, 2^2043345444 is an apocalyptic number.

It is an amenable number.

2043345444 is an abundant number, since it is smaller than the sum of its proper divisors (3415380444).

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

2043345444 is a wasteful number, since it uses less digits than its factorization.

2043345444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43784 (or 43782 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 33.

The square root of 2043345444 is about 45203.3786790324. The cubic root of 2043345444 is about 1268.9580483920.

Adding to 2043345444 its reverse (4445433402), we get a palindrome (6488778846).

The spelling of 2043345444 in words is "two billion, forty-three million, three hundred forty-five thousand, four hundred forty-four".