11136228 has 24 divisors (see below), whose sum is σ = 26144832. Its totient is φ = 3689184.

The previous prime is 11136217. The next prime is 11136259. The reversal of 11136228 is 82263111.

It is a junction number, because it is equal to n+sod(n) for n = 11136198 and 11136207.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 775 + ... + 4782.

It is an arithmetic number, because the mean of its divisors is an integer number (1089368).

Almost surely, 2^11136228 is an apocalyptic number.

It is an amenable number.

11136228 is an abundant number, since it is smaller than the sum of its proper divisors (15008604).

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

11136228 is a wasteful number, since it uses less digits than its factorization.

11136228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5731 (or 5729 counting only the distinct ones).

The product of its digits is 576, while the sum is 24.

The square root of 11136228 is about 3337.0987399236. The cubic root of 11136228 is about 223.3123308880.

Adding to 11136228 its reverse (82263111), we get a palindrome (93399339).

The spelling of 11136228 in words is "eleven million, one hundred thirty-six thousand, two hundred twenty-eight".