2104206 has 32 divisors (see below), whose sum is σ = 4626720. Its totient is φ = 633984.

The previous prime is 2104181. The next prime is 2104213. The reversal of 2104206 is 6024012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3880 + ... + 4388.

It is an arithmetic number, because the mean of its divisors is an integer number (144585).

2^2104206 is an apocalyptic number.

2104206 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2104206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2313360).

2104206 is an abundant number, since it is smaller than the sum of its proper divisors (2522514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2104206 is a wasteful number, since it uses less digits than its factorization.

2104206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2104206 is about 1450.5881565765. The cubic root of 2104206 is about 128.1433533891.

Adding to 2104206 its reverse (6024012), we get a palindrome (8128218).

The spelling of 2104206 in words is "two million, one hundred four thousand, two hundred six".