1113222 has 32 divisors (see below), whose sum is σ = 2467584. Its totient is φ = 332000.

The previous prime is 1113221. The next prime is 1113239. The reversal of 1113222 is 2223111.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1113198 and 1113207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6583 + ... + 6749.

It is an arithmetic number, because the mean of its divisors is an integer number (77112).

2^1113222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1233792).

1113222 is an abundant number, since it is smaller than the sum of its proper divisors (1354362).

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

1113222 is a wasteful number, since it uses less digits than its factorization.

1113222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284.

The product of its digits is 24, while the sum is 12.

The square root of 1113222 is about 1055.0933607980. The cubic root of 1113222 is about 103.6399655985.

Adding to 1113222 its reverse (2223111), we get a palindrome (3336333).

It can be divided in two parts, 111 and 3222, that added together give a palindrome (3333).

The spelling of 1113222 in words is "one million, one hundred thirteen thousand, two hundred twenty-two".