132404442 has 8 divisors (see below), whose sum is σ = 264808896. Its totient is φ = 44134812.

The previous prime is 132404429. The next prime is 132404453. The reversal of 132404442 is 244404231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

132404442 is an admirable number.

It is a super-2 number, since 2×132404442² = 35061872522662728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11033698 + ... + 11033709.

It is an arithmetic number, because the mean of its divisors is an integer number (33101112).

Almost surely, 2^132404442 is an apocalyptic number.

132404442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

132404442 is a wasteful number, since it uses less digits than its factorization.

132404442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22067412.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 132404442 is about 11506.7129102972. The cubic root of 132404442 is about 509.6838255584.

Adding to 132404442 its reverse (244404231), we get a palindrome (376808673).

The spelling of 132404442 in words is "one hundred thirty-two million, four hundred four thousand, four hundred forty-two".