2875859 has 12 divisors (see below), whose sum is σ = 3522600. Its totient is φ = 2334528.

The previous prime is 2875823. The next prime is 2875861. The reversal of 2875859 is 9585782.

It is not a de Polignac number, because 2875859 - 2¹⁶ = 2810323 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2895859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 614 + ... + 2475.

It is an arithmetic number, because the mean of its divisors is an integer number (293550).

2^2875859 is an apocalyptic number.

2875859 is a deficient number, since it is larger than the sum of its proper divisors (646741).

2875859 is a wasteful number, since it uses less digits than its factorization.

2875859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3122 (or 3115 counting only the distinct ones).

The product of its digits is 201600, while the sum is 44.

The square root of 2875859 is about 1695.8357821440. The cubic root of 2875859 is about 142.2075092156.

The spelling of 2875859 in words is "two million, eight hundred seventy-five thousand, eight hundred fifty-nine".