4243440132 has 18 divisors (see below), whose sum is σ = 10726473758. Its totient is φ = 1414480032.

The previous prime is 4243440119. The next prime is 4243440161. The reversal of 4243440132 is 2310443424.

It is a happy number.

4243440132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 4151740356 + 91699776 = 64434^2 + 9576^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 4243440096 and 4243440105.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58936633 + ... + 58936704.

Almost surely, 2^4243440132 is an apocalyptic number.

It is an amenable number.

4243440132 is an abundant number, since it is smaller than the sum of its proper divisors (6483033626).

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

4243440132 is a wasteful number, since it uses less digits than its factorization.

4243440132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117873347 (or 117873342 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 4243440132 is about 65141.6927320744. The cubic root of 4243440132 is about 1618.9720822458.

Adding to 4243440132 its reverse (2310443424), we get a palindrome (6553883556).

The spelling of 4243440132 in words is "four billion, two hundred forty-three million, four hundred forty thousand, one hundred thirty-two".