2875806 has 24 divisors (see below), whose sum is σ = 6270264. Its totient is φ = 952560.

The previous prime is 2875757. The next prime is 2875811. The reversal of 2875806 is 6085782.

It is a congruent number.

It is an unprimeable number.

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, 3141 + ... + 3951.

It is an arithmetic number, because the mean of its divisors is an integer number (261261).

2^2875806 is an apocalyptic number.

2875806 is an abundant number, since it is smaller than the sum of its proper divisors (3394458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2875806 is a wasteful number, since it uses less digits than its factorization.

2875806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016 (or 1013 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 2875806 is about 1695.8201555590. The cubic root of 2875806 is about 142.2066356165.

The spelling of 2875806 in words is "two million, eight hundred seventy-five thousand, eight hundred six".