3839979772 has 12 divisors (see below), whose sum is σ = 6720488320. Its totient is φ = 1919840256.

The previous prime is 3839979709. The next prime is 3839979791. The reversal of 3839979772 is 2779799383.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 36604 + ... + 94972.

Almost surely, 2^3839979772 is an apocalyptic number.

It is an amenable number.

3839979772 is a deficient number, since it is larger than the sum of its proper divisors (2880508548).

3839979772 is a wasteful number, since it uses less digits than its factorization.

3839979772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74820 (or 74818 counting only the distinct ones).

The product of its digits is 36006768, while the sum is 64.

The square root of 3839979772 is about 61967.5703251305. The cubic root of 3839979772 is about 1565.9443068119.

The spelling of 3839979772 in words is "three billion, eight hundred thirty-nine million, nine hundred seventy-nine thousand, seven hundred seventy-two".