2085646 has 8 divisors (see below), whose sum is σ = 3134664. Its totient is φ = 1040760.

The previous prime is 2085623. The next prime is 2085659. The reversal of 2085646 is 6465802.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1176 + ... + 2356.

It is an arithmetic number, because the mean of its divisors is an integer number (391833).

2^2085646 is an apocalyptic number.

2085646 is a deficient number, since it is larger than the sum of its proper divisors (1049018).

2085646 is a wasteful number, since it uses less digits than its factorization.

2085646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2085646 is about 1444.1765820010. The cubic root of 2085646 is about 127.7654804100.

It can be divided in two parts, 20856 and 46, that added together give a palindrome (20902).

The spelling of 2085646 in words is "two million, eighty-five thousand, six hundred forty-six".