6887216 has 20 divisors (see below), whose sum is σ = 15250512. Its totient is φ = 2951616.

The previous prime is 6887201. The next prime is 6887219. The reversal of 6887216 is 6127886.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6887216.

It is not an unprimeable number, because it can be changed into a prime (6887219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30635 + ... + 30858.

Almost surely, 2^6887216 is an apocalyptic number.

It is an amenable number.

6887216 is an abundant number, since it is smaller than the sum of its proper divisors (8363296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6887216 is a wasteful number, since it uses less digits than its factorization.

6887216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61508 (or 61502 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 6887216 is about 2624.3505863356. The cubic root of 6887216 is about 190.2601791069.

The spelling of 6887216 in words is "six million, eight hundred eighty-seven thousand, two hundred sixteen".