6887912 has 16 divisors (see below), whose sum is σ = 13215840. Its totient is φ = 3363696.

The previous prime is 6887893. The next prime is 6887917. The reversal of 6887912 is 2197886.

It is a self number, because there is not a number n which added to its sum of digits gives 6887912.

It is not an unprimeable number, because it can be changed into a prime (6887917) 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 in 3 ways as a sum of consecutive naturals, for example, 9668 + ... + 10355.

It is an arithmetic number, because the mean of its divisors is an integer number (825990).

Almost surely, 2^6887912 is an apocalyptic number.

It is an amenable number.

6887912 is a deficient number, since it is larger than the sum of its proper divisors (6327928).

6887912 is a wasteful number, since it uses less digits than its factorization.

6887912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20072 (or 20068 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 6887912 is about 2624.4831872199. The cubic root of 6887912 is about 190.2665879193.

The spelling of 6887912 in words is "six million, eight hundred eighty-seven thousand, nine hundred twelve".