2789875 has 16 divisors (see below), whose sum is σ = 3800160. Its totient is φ = 2028000.

The previous prime is 2789861. The next prime is 2789881. The reversal of 2789875 is 5789872.

It is not a de Polignac number, because 2789875 - 2⁷ = 2789747 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361 + ... + 2389.

It is an arithmetic number, because the mean of its divisors is an integer number (237510).

2^2789875 is an apocalyptic number.

2789875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2789875 is a deficient number, since it is larger than the sum of its proper divisors (1010285).

2789875 is a wasteful number, since it uses less digits than its factorization.

2789875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055 (or 2045 counting only the distinct ones).

The product of its digits is 282240, while the sum is 46.

The square root of 2789875 is about 1670.2918906586. The cubic root of 2789875 is about 140.7758792132.

It can be divided in two parts, 278 and 9875, that added together give a triangular number (10153 = T₁₄₂).

The spelling of 2789875 in words is "two million, seven hundred eighty-nine thousand, eight hundred seventy-five".