6884147 has 2 divisors, whose sum is σ = 6884148. Its totient is φ = 6884146.

The previous prime is 6884123. The next prime is 6884149. The reversal of 6884147 is 7414886.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6884147 - 2⁶ = 6884083 is a prime.

Together with 6884149, 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 6884147.

It is not a weakly prime, because it can be changed into another prime (6884149) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3442073 + 3442074.

It is an arithmetic number, because the mean of its divisors is an integer number (3442074).

Almost surely, 2^6884147 is an apocalyptic number.

6884147 is a deficient number, since it is larger than the sum of its proper divisors (1).

6884147 is an equidigital number, since it uses as much as digits as its factorization.

6884147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43008, while the sum is 38.

The square root of 6884147 is about 2623.7658050977. The cubic root of 6884147 is about 190.2319144089.

The spelling of 6884147 in words is "six million, eight hundred eighty-four thousand, one hundred forty-seven".