3838979 has 2 divisors, whose sum is σ = 3838980. Its totient is φ = 3838978.

The previous prime is 3838973. The next prime is 3838981. The reversal of 3838979 is 9798383.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3838979 is a prime.

It is a Sophie Germain prime.

Together with 3838981, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3838973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1919489 + 1919490.

It is an arithmetic number, because the mean of its divisors is an integer number (1919490).

Almost surely, 2^3838979 is an apocalyptic number.

3838979 is a deficient number, since it is larger than the sum of its proper divisors (1).

3838979 is an equidigital number, since it uses as much as digits as its factorization.

3838979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 47.

The square root of 3838979 is about 1959.3312634672. The cubic root of 3838979 is about 156.5808256670.

The spelling of 3838979 in words is "three million, eight hundred thirty-eight thousand, nine hundred seventy-nine".