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BaseRepresentation
bin100010011110
310000201
4202132
532311
614114
76301
oct4236
93021
102206
111726
12133a
131009
14b38
159c1
hex89e

2206 has 4 divisors (see below), whose sum is σ = 3312. Its totient is φ = 1102.

The previous prime is 2203. The next prime is 2207. The reversal of 2206 is 6022.

It is a happy number.

2206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6022 = 23011.

It is a plaindrome in base 12 and base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2192 and 2201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550 + ... + 553.

It is an arithmetic number, because the mean of its divisors is an integer number (828).

22206 is an apocalyptic number.

2206 is a deficient number, since it is larger than the sum of its proper divisors (1106).

2206 is a wasteful number, since it uses less digits than its factorization.

2206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 2206 is about 46.9680742633. The cubic root of 2206 is about 13.0177272947.

Adding to 2206 its reverse (6022), we get a palindrome (8228).

The spelling of 2206 in words is "two thousand, two hundred six".

Divisors: 1 2 1103 2206