4043041940 has 36 divisors (see below), whose sum is σ = 9876576276. Its totient is φ = 1386185472.

The previous prime is 4043041907. The next prime is 4043041957. The reversal of 4043041940 is 491403404.

It can be written as a sum of positive squares in 2 ways, for example, as 3047260804 + 995781136 = 55202^2 + 31556^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2061797 + ... + 2063756.

It is an arithmetic number, because the mean of its divisors is an integer number (274349341).

Almost surely, 2^4043041940 is an apocalyptic number.

It is an amenable number.

4043041940 is an abundant number, since it is smaller than the sum of its proper divisors (5833534336).

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

4043041940 is a wasteful number, since it uses less digits than its factorization.

4043041940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125576 (or 4125567 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 4043041940 is about 63584.9191239558. The cubic root of 4043041940 is about 1593.0744858049.

The spelling of 4043041940 in words is "four billion, forty-three million, forty-one thousand, nine hundred forty".