2193086 has 16 divisors (see below), whose sum is σ = 3848064. Its totient is φ = 917784.

The previous prime is 2193077. The next prime is 2193097. The reversal of 2193086 is 6803912.

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, 1220 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (240504).

2^2193086 is an apocalyptic number.

2193086 is a deficient number, since it is larger than the sum of its proper divisors (1654978).

2193086 is a wasteful number, since it uses less digits than its factorization.

2193086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2193086 is about 1480.9071544158. The cubic root of 2193086 is about 129.9227548995.

Adding to 2193086 its reverse (6803912), we get a palindrome (8996998).

The spelling of 2193086 in words is "two million, one hundred ninety-three thousand, eighty-six".