132320232 has 48 divisors (see below), whose sum is σ = 390948480. Its totient is φ = 40096800.

The previous prime is 132320213. The next prime is 132320233. The reversal of 132320232 is 232023231.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (132320233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82744 + ... + 84327.

It is an arithmetic number, because the mean of its divisors is an integer number (8144760).

Almost surely, 2^132320232 is an apocalyptic number.

132320232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

132320232 is an abundant number, since it is smaller than the sum of its proper divisors (258628248).

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

132320232 is a wasteful number, since it uses less digits than its factorization.

132320232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167094 (or 167087 counting only the distinct ones).

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

The square root of 132320232 is about 11503.0531599224. The cubic root of 132320232 is about 509.5757486773.

Adding to 132320232 its reverse (232023231), we get a palindrome (364343463).

The spelling of 132320232 in words is "one hundred thirty-two million, three hundred twenty thousand, two hundred thirty-two".