13536228 has 48 divisors (see below), whose sum is σ = 33239360. Its totient is φ = 4281984.

The previous prime is 13536223. The next prime is 13536239. The reversal of 13536228 is 82263531.

It is a junction number, because it is equal to n+sod(n) for n = 13536195 and 13536204.

It is not an unprimeable number, because it can be changed into a prime (13536223) 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 15 ways as a sum of consecutive naturals, for example, 18738 + ... + 19446.

Almost surely, 2^13536228 is an apocalyptic number.

It is an amenable number.

13536228 is an abundant number, since it is smaller than the sum of its proper divisors (19703132).

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

13536228 is a wasteful number, since it uses less digits than its factorization.

13536228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796 (or 794 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 13536228 is about 3679.1613174744. The cubic root of 13536228 is about 238.3229614973.

Adding to 13536228 its reverse (82263531), we get a palindrome (95799759).

It can be divided in two parts, 135 and 36228, that added together give a palindrome (36363).

The spelling of 13536228 in words is "thirteen million, five hundred thirty-six thousand, two hundred twenty-eight".