2981168 has 20 divisors (see below), whose sum is σ = 6027888. Its totient is φ = 1425600.

The previous prime is 2981159. The next prime is 2981179. The reversal of 2981168 is 8611892.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3683 + ... + 4418.

2^2981168 is an apocalyptic number.

It is an amenable number.

2981168 is an abundant number, since it is smaller than the sum of its proper divisors (3046720).

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

2981168 is a wasteful number, since it uses less digits than its factorization.

2981168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8132 (or 8126 counting only the distinct ones).

The product of its digits is 6912, while the sum is 35.

The square root of 2981168 is about 1726.6059191373. The cubic root of 2981168 is about 143.9225406457.

The spelling of 2981168 in words is "two million, nine hundred eighty-one thousand, one hundred sixty-eight".