11442226 has 4 divisors (see below), whose sum is σ = 17163342. Its totient is φ = 5721112.

The previous prime is 11442209. The next prime is 11442227. The reversal of 11442226 is 62224411.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 8555625 + 2886601 = 2925^2 + 1699^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 11442197 and 11442206.

It is not an unprimeable number, because it can be changed into a prime (11442227) 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 as a sum of consecutive naturals, namely, 2860555 + ... + 2860558.

Almost surely, 2^11442226 is an apocalyptic number.

11442226 is a deficient number, since it is larger than the sum of its proper divisors (5721116).

11442226 is an equidigital number, since it uses as much as digits as its factorization.

11442226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5721115.

The product of its digits is 768, while the sum is 22.

The square root of 11442226 is about 3382.6359544001. The cubic root of 11442226 is about 225.3392479064.

Adding to 11442226 its reverse (62224411), we get a palindrome (73666637).

The spelling of 11442226 in words is "eleven million, four hundred forty-two thousand, two hundred twenty-six".