11281344 has 28 divisors (see below), whose sum is σ = 29849064. Its totient is φ = 3760384.

The previous prime is 11281343. The next prime is 11281357. The reversal of 11281344 is 44318211.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11281343) 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, 29187 + ... + 29570.

It is an arithmetic number, because the mean of its divisors is an integer number (1066038).

Almost surely, 2^11281344 is an apocalyptic number.

It is an amenable number.

11281344 is an abundant number, since it is smaller than the sum of its proper divisors (18567720).

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

11281344 is an equidigital number, since it uses as much as digits as its factorization.

11281344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58772 (or 58762 counting only the distinct ones).

The product of its digits is 768, while the sum is 24.

The square root of 11281344 is about 3358.7712038780. The cubic root of 11281344 is about 224.2781408840.

Adding to 11281344 its reverse (44318211), we get a palindrome (55599555).

The spelling of 11281344 in words is "eleven million, two hundred eighty-one thousand, three hundred forty-four".