11478222 has 24 divisors (see below), whose sum is σ = 28422576. Its totient is φ = 3279456.

The previous prime is 11478221. The next prime is 11478227. The reversal of 11478222 is 22287411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11478221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45423 + ... + 45674.

It is an arithmetic number, because the mean of its divisors is an integer number (1184274).

Almost surely, 2^11478222 is an apocalyptic number.

11478222 is an abundant number, since it is smaller than the sum of its proper divisors (16944354).

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

11478222 is a wasteful number, since it uses less digits than its factorization.

11478222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91112 (or 91109 counting only the distinct ones).

The product of its digits is 1792, while the sum is 27.

The square root of 11478222 is about 3387.9524790056. The cubic root of 11478222 is about 225.5752981480.

The spelling of 11478222 in words is "eleven million, four hundred seventy-eight thousand, two hundred twenty-two".