11427328 has 40 divisors (see below), whose sum is σ = 24920280. Its totient is φ = 5191680.

The previous prime is 11427323. The next prime is 11427331. The reversal of 11427328 is 82372411.

It is a junction number, because it is equal to n+sod(n) for n = 11427296 and 11427305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11427323) 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, 4618 + ... + 6646.

It is an arithmetic number, because the mean of its divisors is an integer number (623007).

Almost surely, 2^11427328 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 11427328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12460140).

11427328 is an abundant number, since it is smaller than the sum of its proper divisors (13492952).

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

11427328 is an equidigital number, since it uses as much as digits as its factorization.

11427328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058 (or 2042 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 11427328 is about 3380.4331083457. The cubic root of 11427328 is about 225.2414067411.

Adding to 11427328 its reverse (82372411), we get a palindrome (93799739).

The spelling of 11427328 in words is "eleven million, four hundred twenty-seven thousand, three hundred twenty-eight".