2668171 has 6 divisors (see below), whose sum is σ = 2932916. Its totient is φ = 2425500.

The previous prime is 2668163. The next prime is 2668177. The reversal of 2668171 is 1718662.

2668171 = T₆₉₁ + T₆₉₂ + ... + T₇₀₁.

2668171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2668171 - 2³ = 2668163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2668177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10905 + ... + 11146.

2^2668171 is an apocalyptic number.

2668171 is a deficient number, since it is larger than the sum of its proper divisors (264745).

2668171 is a wasteful number, since it uses less digits than its factorization.

2668171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22073 (or 22062 counting only the distinct ones).

The product of its digits is 4032, while the sum is 31.

The square root of 2668171 is about 1633.4537030476. The cubic root of 2668171 is about 138.6983261302.

The spelling of 2668171 in words is "two million, six hundred sixty-eight thousand, one hundred seventy-one".