13233232 has 20 divisors (see below), whose sum is σ = 25930260. Its totient is φ = 6541568.

The previous prime is 13233229. The next prime is 13233239. The reversal of 13233232 is 23233231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1700416 + 11532816 = 1304^2 + 3396^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13233239) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3223 + ... + 6070.

It is an arithmetic number, because the mean of its divisors is an integer number (1296513).

Almost surely, 2^13233232 is an apocalyptic number.

It is an amenable number.

13233232 is a deficient number, since it is larger than the sum of its proper divisors (12697028).

13233232 is an equidigital number, since it uses as much as digits as its factorization.

13233232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9390 (or 9384 counting only the distinct ones).

The product of its digits is 648, while the sum is 19.

The square root of 13233232 is about 3637.7509535426. The cubic root of 13233232 is about 236.5313127597.

Adding to 13233232 its reverse (23233231), we get a palindrome (36466463).

Subtracting 13233232 from its reverse (23233231), we obtain a palindrome (9999999).

The spelling of 13233232 in words is "thirteen million, two hundred thirty-three thousand, two hundred thirty-two".