2236206 has 32 divisors (see below), whose sum is σ = 5253120. Its totient is φ = 621216.

The previous prime is 2236189. The next prime is 2236207. The reversal of 2236206 is 6026322.

2236206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2236207) 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 15 ways as a sum of consecutive naturals, for example, 835 + ... + 2273.

It is an arithmetic number, because the mean of its divisors is an integer number (164160).

2^2236206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2236206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2626560).

2236206 is an abundant number, since it is smaller than the sum of its proper divisors (3016914).

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

2236206 is a wasteful number, since it uses less digits than its factorization.

2236206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2236206 is about 1495.3949311135. The cubic root of 2236206 is about 130.7687390808.

It can be divided in two parts, 2236 and 206, that added together give a palindrome (2442).

The spelling of 2236206 in words is "two million, two hundred thirty-six thousand, two hundred six".