132401244 has 24 divisors (see below), whose sum is σ = 317286928. Its totient is φ = 42940800.

The previous prime is 132401239. The next prime is 132401333. The reversal of 132401244 is 442104231.

It is a self number, because there is not a number n which added to its sum of digits gives 132401244.

It is a congruent number.

It is an unprimeable number.

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, 148657 + ... + 149544.

Almost surely, 2^132401244 is an apocalyptic number.

It is an amenable number.

132401244 is an abundant number, since it is smaller than the sum of its proper divisors (184885684).

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

132401244 is a wasteful number, since it uses less digits than its factorization.

132401244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298245 (or 298243 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 132401244 is about 11506.5739470965. The cubic root of 132401244 is about 509.6797220153.

Adding to 132401244 its reverse (442104231), we get a palindrome (574505475).

The spelling of 132401244 in words is "one hundred thirty-two million, four hundred one thousand, two hundred forty-four".