2835856 has 15 divisors (see below), whose sum is σ = 5507553. Its totient is φ = 1414560.

The previous prime is 2835851. The next prime is 2835857. The reversal of 2835856 is 6585382.

The square root of 2835856 is 1684.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 13456 + 2822400 = 116^2 + 1680^2 .

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2835851) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6526 + ... + 6946.

2^2835856 is an apocalyptic number.

2835856 is the 1684-th square number.

It is an amenable number.

2835856 is a deficient number, since it is larger than the sum of its proper divisors (2671697).

2835856 is an frugal number, since it uses more digits than its factorization.

2835856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850 (or 423 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The cubic root of 2835856 is about 141.5450625829.

Multiplying 2835856 by its product of digits (57600), we get a square (163345305600 = 404160²).

The spelling of 2835856 in words is "two million, eight hundred thirty-five thousand, eight hundred fifty-six".