1115222 has 4 divisors (see below), whose sum is σ = 1672836. Its totient is φ = 557610.

The previous prime is 1115207. The next prime is 1115227. The reversal of 1115222 is 2225111.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1115197 and 1115206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115227) by changing a digit.

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 as a sum of consecutive naturals, namely, 278804 + ... + 278807.

It is an arithmetic number, because the mean of its divisors is an integer number (418209).

2^1115222 is an apocalyptic number.

1115222 is a deficient number, since it is larger than the sum of its proper divisors (557614).

1115222 is an equidigital number, since it uses as much as digits as its factorization.

1115222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557613.

The product of its digits is 40, while the sum is 14.

The square root of 1115222 is about 1056.0407189119. The cubic root of 1115222 is about 103.7019945328.

The spelling of 1115222 in words is "one million, one hundred fifteen thousand, two hundred twenty-two".