6691116 has 24 divisors (see below), whose sum is σ = 16434880. Its totient is φ = 2112912.

The previous prime is 6691099. The next prime is 6691129. The reversal of 6691116 is 6111966.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14446 + ... + 14901.

Almost surely, 2^6691116 is an apocalyptic number.

It is an amenable number.

6691116 is an abundant number, since it is smaller than the sum of its proper divisors (9743764).

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

6691116 is a wasteful number, since it uses less digits than its factorization.

6691116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29373 (or 29371 counting only the distinct ones).

The product of its digits is 1944, while the sum is 30.

The square root of 6691116 is about 2586.7191575430. The cubic root of 6691116 is about 188.4370021218.

The spelling of 6691116 in words is "six million, six hundred ninety-one thousand, one hundred sixteen".