3879047 has 2 divisors, whose sum is σ = 3879048. Its totient is φ = 3879046.

The previous prime is 3879023. The next prime is 3879049. The reversal of 3879047 is 7409783.

3879047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (7409783) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3879047 is a prime.

Together with 3879049, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3879047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3879049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1939523 + 1939524.

It is an arithmetic number, because the mean of its divisors is an integer number (1939524).

Almost surely, 2^3879047 is an apocalyptic number.

3879047 is a deficient number, since it is larger than the sum of its proper divisors (1).

3879047 is an equidigital number, since it uses as much as digits as its factorization.

3879047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 3879047 is about 1969.5296392794. The cubic root of 3879047 is about 157.1236938851.

The spelling of 3879047 in words is "three million, eight hundred seventy-nine thousand, forty-seven".