11285228 has 12 divisors (see below), whose sum is σ = 19776792. Its totient is φ = 5634720.

The previous prime is 11285227. The next prime is 11285231. The reversal of 11285228 is 82258211.

It is a happy number.

11285228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11285228.

It is not an unprimeable number, because it can be changed into a prime (11285227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2243 + ... + 5253.

It is an arithmetic number, because the mean of its divisors is an integer number (1648066).

Almost surely, 2^11285228 is an apocalyptic number.

It is an amenable number.

11285228 is a deficient number, since it is larger than the sum of its proper divisors (8491564).

11285228 is a wasteful number, since it uses less digits than its factorization.

11285228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3952 (or 3950 counting only the distinct ones).

The product of its digits is 2560, while the sum is 29.

The square root of 11285228 is about 3359.3493417625. The cubic root of 11285228 is about 224.3038764804.

The spelling of 11285228 in words is "eleven million, two hundred eighty-five thousand, two hundred twenty-eight".