2855884 has 12 divisors (see below), whose sum is σ = 5027904. Its totient is φ = 1419344.

The previous prime is 2855873. The next prime is 2855893. The reversal of 2855884 is 4885582.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1372 + ... + 2755.

It is an arithmetic number, because the mean of its divisors is an integer number (418992).

2^2855884 is an apocalyptic number.

It is an amenable number.

2855884 is a deficient number, since it is larger than the sum of its proper divisors (2172020).

2855884 is a wasteful number, since it uses less digits than its factorization.

2855884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4304 (or 4302 counting only the distinct ones).

The product of its digits is 102400, while the sum is 40.

The square root of 2855884 is about 1689.9360934663. The cubic root of 2855884 is about 141.8774979992.

The spelling of 2855884 in words is "two million, eight hundred fifty-five thousand, eight hundred eighty-four".