3166668 has 48 divisors (see below), whose sum is σ = 8316000. Its totient is φ = 1041984.

The previous prime is 3166661. The next prime is 3166679. The reversal of 3166668 is 8666613.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3166661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11638 + ... + 11906.

It is an arithmetic number, because the mean of its divisors is an integer number (173250).

Almost surely, 2^3166668 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 3166668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4158000).

3166668 is an abundant number, since it is smaller than the sum of its proper divisors (5149332).

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

3166668 is a wasteful number, since it uses less digits than its factorization.

3166668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391 (or 383 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 3166668 is about 1779.5134166395. The cubic root of 3166668 is about 146.8478225254.

Subtracting 3166668 from its reverse (8666613), we obtain a palindrome (5499945).

The spelling of 3166668 in words is "three million, one hundred sixty-six thousand, six hundred sixty-eight".