11442225 has 12 divisors (see below), whose sum is σ = 18917936. Its totient is φ = 6102480.

The previous prime is 11442209. The next prime is 11442227. The reversal of 11442225 is 52224411.

11442225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11442225 - 2⁴ = 11442209 is a prime.

It is a Duffinian number.

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 in 11 ways as a sum of consecutive naturals, for example, 76207 + ... + 76356.

Almost surely, 2^11442225 is an apocalyptic number.

11442225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11442225 is a deficient number, since it is larger than the sum of its proper divisors (7475711).

11442225 is a wasteful number, since it uses less digits than its factorization.

11442225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152576 (or 152571 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 11442225 is about 3382.6358065863. The cubic root of 11442225 is about 225.3392413419.

Adding to 11442225 its reverse (52224411), we get a palindrome (63666636).

The spelling of 11442225 in words is "eleven million, four hundred forty-two thousand, two hundred twenty-five".