2085903 has 12 divisors (see below), whose sum is σ = 3029208. Its totient is φ = 1383120.

The previous prime is 2085899. The next prime is 2085929. The reversal of 2085903 is 3095802.

2085903 is a nontrivial binomial coefficient, being equal to C(2043, 2).

It is not a de Polignac number, because 2085903 - 2² = 2085899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085943) 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 in 11 ways as a sum of consecutive naturals, for example, 1533 + ... + 2553.

It is an arithmetic number, because the mean of its divisors is an integer number (252434).

2^2085903 is an apocalyptic number.

2085903 is the 2042-nd triangular number.

2085903 is a deficient number, since it is larger than the sum of its proper divisors (943305).

2085903 is a wasteful number, since it uses less digits than its factorization.

2085903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254 (or 1251 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2085903 is about 1444.2655572989. The cubic root of 2085903 is about 127.7707280855.

The spelling of 2085903 in words is "two million, eighty-five thousand, nine hundred three".