11272206 has 64 divisors (see below), whose sum is σ = 26438400. Its totient is φ = 3168000.

The previous prime is 11272193. The next prime is 11272211. The reversal of 11272206 is 60227211.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111556 + ... + 111656.

It is an arithmetic number, because the mean of its divisors is an integer number (413100).

Almost surely, 2^11272206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11272206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13219200).

11272206 is an abundant number, since it is smaller than the sum of its proper divisors (15166194).

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

11272206 is a wasteful number, since it uses less digits than its factorization.

11272206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 11272206 is about 3357.4106093834. The cubic root of 11272206 is about 224.2175686903.

Adding to 11272206 its reverse (60227211), we get a palindrome (71499417).

It can be divided in two parts, 1127 and 2206, that added together give a palindrome (3333).

The spelling of 11272206 in words is "eleven million, two hundred seventy-two thousand, two hundred six".