13332544 has 28 divisors (see below), whose sum is σ = 27107388. Its totient is φ = 6502400.

The previous prime is 13332533. The next prime is 13332551. The reversal of 13332544 is 44523331.

It can be written as a sum of positive squares in 2 ways, for example, as 1166400 + 12166144 = 1080^2 + 3488^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84 + ... + 5164.

It is an arithmetic number, because the mean of its divisors is an integer number (968121).

Almost surely, 2^13332544 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 13332544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13553694).

13332544 is an abundant number, since it is smaller than the sum of its proper divisors (13774844).

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

13332544 is an equidigital number, since it uses as much as digits as its factorization.

13332544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5134 (or 5124 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 13332544 is about 3651.3756311834. The cubic root of 13332544 is about 237.1215409162.

Adding to 13332544 its reverse (44523331), we get a palindrome (57855875).

The spelling of 13332544 in words is "thirteen million, three hundred thirty-two thousand, five hundred forty-four".