11452222 has 4 divisors (see below), whose sum is σ = 17178336. Its totient is φ = 5726110.

The previous prime is 11452213. The next prime is 11452223. The reversal of 11452222 is 22225411.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11452222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11452223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2863054 + ... + 2863057.

It is an arithmetic number, because the mean of its divisors is an integer number (4294584).

Almost surely, 2^11452222 is an apocalyptic number.

11452222 is a deficient number, since it is larger than the sum of its proper divisors (5726114).

11452222 is an equidigital number, since it uses as much as digits as its factorization.

11452222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5726113.

The product of its digits is 320, while the sum is 19.

The square root of 11452222 is about 3384.1131777764. The cubic root of 11452222 is about 225.4048480647.

Adding to 11452222 its reverse (22225411), we get a palindrome (33677633).

The spelling of 11452222 in words is "eleven million, four hundred fifty-two thousand, two hundred twenty-two".