2827856 has 10 divisors (see below), whose sum is σ = 5479002. Its totient is φ = 1413920.

The previous prime is 2827823. The next prime is 2827901. The reversal of 2827856 is 6587282.

It can be written as a sum of positive squares in only one way, i.e., 1795600 + 1032256 = 1340^2 + 1016^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88355 + ... + 88386.

2^2827856 is an apocalyptic number.

It is an amenable number.

2827856 is a deficient number, since it is larger than the sum of its proper divisors (2651146).

2827856 is a wasteful number, since it uses less digits than its factorization.

2827856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176749 (or 176743 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 2827856 is about 1681.6230255322. The cubic root of 2827856 is about 141.4118368508.

The spelling of 2827856 in words is "two million, eight hundred twenty-seven thousand, eight hundred fifty-six".