2085856 has 12 divisors (see below), whose sum is σ = 4106592. Its totient is φ = 1042912.

The previous prime is 2085841. The next prime is 2085857. The reversal of 2085856 is 6585802.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32560 + ... + 32623.

It is an arithmetic number, because the mean of its divisors is an integer number (342216).

2^2085856 is an apocalyptic number.

It is an amenable number.

2085856 is a deficient number, since it is larger than the sum of its proper divisors (2020736).

2085856 is an equidigital number, since it uses as much as digits as its factorization.

2085856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65193 (or 65185 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 2085856 is about 1444.2492859614. The cubic root of 2085856 is about 127.7697684261.

The spelling of 2085856 in words is "two million, eighty-five thousand, eight hundred fifty-six".