11238 has 8 divisors (see below), whose sum is σ = 22488. Its totient is φ = 3744.

The previous prime is 11213. The next prime is 11239. The reversal of 11238 is 83211.

It is a happy number.

11238 is nontrivially palindromic in base 5.

It is a sphenic number, since it is the product of 3 distinct primes.

11238 is an admirable number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11239) 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, 931 + ... + 942.

It is an arithmetic number, because the mean of its divisors is an integer number (2811).

2¹¹²³⁸ is an apocalyptic number.

11238 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11244).

11238 is a wasteful number, since it uses less digits than its factorization.

11238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878.

The product of its digits is 48, while the sum is 15.

The square root of 11238 is about 106.0094335425. The cubic root of 11238 is about 22.3990539566.

Adding to 11238 its reverse (83211), we get a palindrome (94449).

The spelling of 11238 in words is "eleven thousand, two hundred thirty-eight".