3979743339 has 16 divisors (see below), whose sum is σ = 6234004224. Its totient is φ = 2226429600.

The previous prime is 3979743323. The next prime is 3979743359. The reversal of 3979743339 is 9333479793.

3979743339 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3979743339 - 2⁴ = 3979743323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3979743319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4637967 + ... + 4638824.

It is an arithmetic number, because the mean of its divisors is an integer number (389625264).

Almost surely, 2^3979743339 is an apocalyptic number.

3979743339 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3979743339 is a deficient number, since it is larger than the sum of its proper divisors (2254260885).

3979743339 is a wasteful number, since it uses less digits than its factorization.

3979743339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9276818.

The product of its digits is 11573604, while the sum is 57.

The square root of 3979743339 is about 63085.2069743771. The cubic root of 3979743339 is about 1584.7168954371.

The spelling of 3979743339 in words is "three billion, nine hundred seventy-nine million, seven hundred forty-three thousand, three hundred thirty-nine".