2857264 has 20 divisors (see below), whose sum is σ = 5666056. Its totient is φ = 1395072.

The previous prime is 2857259. The next prime is 2857297. The reversal of 2857264 is 4627582.

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, 1389 + ... + 2764.

2^2857264 is an apocalyptic number.

It is an amenable number.

2857264 is a deficient number, since it is larger than the sum of its proper divisors (2808792).

2857264 is a wasteful number, since it uses less digits than its factorization.

2857264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4204 (or 4198 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The square root of 2857264 is about 1690.3443436176. The cubic root of 2857264 is about 141.9003466653.

The spelling of 2857264 in words is "two million, eight hundred fifty-seven thousand, two hundred sixty-four".