13227328 has 56 divisors (see below), whose sum is σ = 27797760. Its totient is φ = 6236160.

The previous prime is 13227317. The next prime is 13227329. The reversal of 13227328 is 82372231.

It is a junction number, because it is equal to n+sod(n) for n = 13227296 and 13227305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13227329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117000 + ... + 117112.

Almost surely, 2^13227328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13227328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13898880).

13227328 is an abundant number, since it is smaller than the sum of its proper divisors (14570432).

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

13227328 is a wasteful number, since it uses less digits than its factorization.

13227328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 205 counting only the distinct ones).

The product of its digits is 4032, while the sum is 28.

The square root of 13227328 is about 3636.9393726044. The cubic root of 13227328 is about 236.4961314172.

Adding to 13227328 its reverse (82372231), we get a palindrome (95599559).

The spelling of 13227328 in words is "thirteen million, two hundred twenty-seven thousand, three hundred twenty-eight".