11516228 has 24 divisors (see below), whose sum is σ = 20711712. Its totient is φ = 5601024.

The previous prime is 11516227. The next prime is 11516231. The reversal of 11516228 is 82261511.

It is a junction number, because it is equal to n+sod(n) for n = 11516197 and 11516206.

It is not an unprimeable number, because it can be changed into a prime (11516227) 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 7 ways as a sum of consecutive naturals, for example, 25775 + ... + 26217.

It is an arithmetic number, because the mean of its divisors is an integer number (862988).

Almost surely, 2^11516228 is an apocalyptic number.

It is an amenable number.

11516228 is a deficient number, since it is larger than the sum of its proper divisors (9195484).

11516228 is a wasteful number, since it uses less digits than its factorization.

11516228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611 (or 609 counting only the distinct ones).

The product of its digits is 960, while the sum is 26.

The square root of 11516228 is about 3393.5568361234. The cubic root of 11516228 is about 225.8239943246.

Adding to 11516228 its reverse (82261511), we get a palindrome (93777739).

The spelling of 11516228 in words is "eleven million, five hundred sixteen thousand, two hundred twenty-eight".