2855636 has 12 divisors (see below), whose sum is σ = 5711328. Its totient is φ = 1223832.

The previous prime is 2855617. The next prime is 2855653. The reversal of 2855636 is 6365582.

2855636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

2855636 is an admirable number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2855596 and 2855605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50966 + ... + 51021.

It is an arithmetic number, because the mean of its divisors is an integer number (475944).

2^2855636 is an apocalyptic number.

It is an amenable number.

2855636 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2855636 is a wasteful number, since it uses less digits than its factorization.

2855636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101998 (or 101996 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 2855636 is about 1689.8627163175. The cubic root of 2855636 is about 141.8733910819.

The spelling of 2855636 in words is "two million, eight hundred fifty-five thousand, six hundred thirty-six".