3839138268 has 48 divisors (see below), whose sum is σ = 10331650560. Its totient is φ = 1086830784.

The previous prime is 3839138267. The next prime is 3839138297. The reversal of 3839138268 is 8628319383.

It is a self number, because there is not a number n which added to its sum of digits gives 3839138268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3839138267) by changing a digit.

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, 200496 + ... + 218807.

It is an arithmetic number, because the mean of its divisors is an integer number (215242720).

Almost surely, 2^3839138268 is an apocalyptic number.

It is an amenable number.

3839138268 is an abundant number, since it is smaller than the sum of its proper divisors (6492512292).

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

3839138268 is a wasteful number, since it uses less digits than its factorization.

3839138268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419426 (or 419424 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 51.

The square root of 3839138268 is about 61960.7800790145. The cubic root of 3839138268 is about 1565.8299099708.

The spelling of 3839138268 in words is "three billion, eight hundred thirty-nine million, one hundred thirty-eight thousand, two hundred sixty-eight".