13232232 has 96 divisors (see below), whose sum is σ = 39355680. Its totient is φ = 3991680.

The previous prime is 13232213. The next prime is 13232249. The reversal of 13232232 is 23223231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62607 + ... + 62817.

It is an arithmetic number, because the mean of its divisors is an integer number (409955).

Almost surely, 2^13232232 is an apocalyptic number.

13232232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13232232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19677840).

13232232 is an abundant number, since it is smaller than the sum of its proper divisors (26123448).

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

13232232 is a wasteful number, since it uses less digits than its factorization.

13232232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 296 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 13232232 is about 3637.6135033838. The cubic root of 13232232 is about 236.5253545964.

Adding to 13232232 its reverse (23223231), we get a palindrome (36455463).

Subtracting 13232232 from its reverse (23223231), we obtain a palindrome (9990999).

The spelling of 13232232 in words is "thirteen million, two hundred thirty-two thousand, two hundred thirty-two".