2868255 has 24 divisors (see below), whose sum is σ = 5355168. Its totient is φ = 1411776.

The previous prime is 2868251. The next prime is 2868263. The reversal of 2868255 is 5528682.

It is not a de Polignac number, because 2868255 - 2² = 2868251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2868251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1867 + ... + 3036.

It is an arithmetic number, because the mean of its divisors is an integer number (223132).

2^2868255 is an apocalyptic number.

2868255 is a deficient number, since it is larger than the sum of its proper divisors (2486913).

2868255 is a wasteful number, since it uses less digits than its factorization.

2868255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4927 (or 4924 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 2868255 is about 1693.5923358353. The cubic root of 2868255 is about 142.0820625975.

The spelling of 2868255 in words is "two million, eight hundred sixty-eight thousand, two hundred fifty-five".