2985686 has 16 divisors (see below), whose sum is σ = 4933008. Its totient is φ = 1344000.

The previous prime is 2985677. The next prime is 2985691. The reversal of 2985686 is 6865892.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 1886 + ... + 3086.

It is an arithmetic number, because the mean of its divisors is an integer number (308313).

2^2985686 is an apocalyptic number.

2985686 is a deficient number, since it is larger than the sum of its proper divisors (1947322).

2985686 is a wasteful number, since it uses less digits than its factorization.

2985686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327.

The product of its digits is 207360, while the sum is 44.

The square root of 2985686 is about 1727.9137709967. The cubic root of 2985686 is about 143.9952094600.

The spelling of 2985686 in words is "two million, nine hundred eighty-five thousand, six hundred eighty-six".