132320452 has 24 divisors (see below), whose sum is σ = 267472800. Its totient is φ = 56607360.

The previous prime is 132320443. The next prime is 132320453. The reversal of 132320452 is 254023231.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (132320453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87702 + ... + 89197.

It is an arithmetic number, because the mean of its divisors is an integer number (11144700).

Almost surely, 2^132320452 is an apocalyptic number.

It is an amenable number.

132320452 is an abundant number, since it is smaller than the sum of its proper divisors (135152348).

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

132320452 is a wasteful number, since it uses less digits than its factorization.

132320452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176931 (or 176929 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 132320452 is about 11503.0627225970. The cubic root of 132320452 is about 509.5760310897.

Adding to 132320452 its reverse (254023231), we get a palindrome (386343683).

The spelling of 132320452 in words is "one hundred thirty-two million, three hundred twenty thousand, four hundred fifty-two".