2866871 has 8 divisors (see below), whose sum is σ = 3365280. Its totient is φ = 2390688.

The previous prime is 2866867. The next prime is 2866873. The reversal of 2866871 is 1786682.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2866871 - 2² = 2866867 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2866873) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5276 + ... + 5793.

It is an arithmetic number, because the mean of its divisors is an integer number (420660).

2^2866871 is an apocalyptic number.

2866871 is a deficient number, since it is larger than the sum of its proper divisors (498409).

2866871 is a wasteful number, since it uses less digits than its factorization.

2866871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11113.

The product of its digits is 32256, while the sum is 38.

The square root of 2866871 is about 1693.1836876134. The cubic root of 2866871 is about 142.0592062835.

The spelling of 2866871 in words is "two million, eight hundred sixty-six thousand, eight hundred seventy-one".