3166688 has 48 divisors (see below), whose sum is σ = 7265664. Its totient is φ = 1330560.

The previous prime is 3166679. The next prime is 3166721. The reversal of 3166688 is 8866613.

It is a congruent 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, 14903 + ... + 15113.

It is an arithmetic number, because the mean of its divisors is an integer number (151368).

Almost surely, 2^3166688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3166688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3632832).

3166688 is an abundant number, since it is smaller than the sum of its proper divisors (4098976).

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

3166688 is a wasteful number, since it uses less digits than its factorization.

3166688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295 (or 287 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 3166688 is about 1779.5190361443. The cubic root of 3166688 is about 146.8481316779.

The spelling of 3166688 in words is "three million, one hundred sixty-six thousand, six hundred eighty-eight".