132231232 has 112 divisors (see below), whose sum is σ = 321576192. Its totient is φ = 52715520.

The previous prime is 132231223. The next prime is 132231259. The reversal of 132231232 is 232132231.

It is a tau number, because it is divible by the number of its divisors (112).

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 15 ways as a sum of consecutive naturals, for example, 422308 + ... + 422620.

It is an arithmetic number, because the mean of its divisors is an integer number (2871216).

Almost surely, 2^132231232 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 132231232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160788096).

132231232 is an abundant number, since it is smaller than the sum of its proper divisors (189344960).

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

132231232 is a wasteful number, since it uses less digits than its factorization.

132231232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396 (or 386 counting only the distinct ones).

The product of its digits is 432, while the sum is 19.

The square root of 132231232 is about 11499.1839710477. The cubic root of 132231232 is about 509.4614743574.

Adding to 132231232 its reverse (232132231), we get a palindrome (364363463).

Subtracting 132231232 from its reverse (232132231), we obtain a palindrome (99900999).

The spelling of 132231232 in words is "one hundred thirty-two million, two hundred thirty-one thousand, two hundred thirty-two".