2859872 has 12 divisors (see below), whose sum is σ = 5630436. Its totient is φ = 1429920.

The previous prime is 2859869. The next prime is 2859877. The reversal of 2859872 is 2789582.

It is a happy number.

2859872 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2859877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44654 + ... + 44717.

It is an arithmetic number, because the mean of its divisors is an integer number (469203).

2^2859872 is an apocalyptic number.

It is an amenable number.

2859872 is a deficient number, since it is larger than the sum of its proper divisors (2770564).

2859872 is an equidigital number, since it uses as much as digits as its factorization.

2859872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89381 (or 89373 counting only the distinct ones).

The product of its digits is 80640, while the sum is 41.

The square root of 2859872 is about 1691.1156081120. The cubic root of 2859872 is about 141.9435072511.

The spelling of 2859872 in words is "two million, eight hundred fifty-nine thousand, eight hundred seventy-two".