2186086 has 12 divisors (see below), whose sum is σ = 3814668. Its totient is φ = 936852.

The previous prime is 2186059. The next prime is 2186087. The reversal of 2186086 is 6806812.

2186086 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2186087) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 11056 + ... + 11251.

It is an arithmetic number, because the mean of its divisors is an integer number (317889).

2^2186086 is an apocalyptic number.

2186086 is a deficient number, since it is larger than the sum of its proper divisors (1628582).

2186086 is a wasteful number, since it uses less digits than its factorization.

2186086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22323 (or 22316 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 2186086 is about 1478.5418492555. The cubic root of 2186086 is about 129.7843762826.

The spelling of 2186086 in words is "two million, one hundred eighty-six thousand, eighty-six".