6884491 has 2 divisors, whose sum is σ = 6884492. Its totient is φ = 6884490.

The previous prime is 6884489. The next prime is 6884497. The reversal of 6884491 is 1944886.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6884491 - 2¹ = 6884489 is a prime.

Together with 6884489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6884497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3442245 + 3442246.

It is an arithmetic number, because the mean of its divisors is an integer number (3442246).

Almost surely, 2^6884491 is an apocalyptic number.

6884491 is a deficient number, since it is larger than the sum of its proper divisors (1).

6884491 is an equidigital number, since it uses as much as digits as its factorization.

6884491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 40.

The square root of 6884491 is about 2623.8313589101. The cubic root of 6884491 is about 190.2350829781.

The spelling of 6884491 in words is "six million, eight hundred eighty-four thousand, four hundred ninety-one".