43668452 has 24 divisors (see below), whose sum is σ = 78798720. Its totient is φ = 21163680.

The previous prime is 43668433. The next prime is 43668503. The reversal of 43668452 is 25486634.

43668452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 19427 + ... + 21557.

It is an arithmetic number, because the mean of its divisors is an integer number (3283280).

Almost surely, 2^43668452 is an apocalyptic number.

It is an amenable number.

43668452 is a deficient number, since it is larger than the sum of its proper divisors (35130268).

43668452 is a wasteful number, since it uses less digits than its factorization.

43668452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291 (or 2289 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 43668452 is about 6608.2109530492. The cubic root of 43668452 is about 352.1458697254.

The spelling of 43668452 in words is "forty-three million, six hundred sixty-eight thousand, four hundred fifty-two".