43423532 has 12 divisors (see below), whose sum is σ = 76081320. Its totient is φ = 21686016.

The previous prime is 43423453. The next prime is 43423553. The reversal of 43423532 is 23532434.

43423532 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 3 ways as a sum of consecutive naturals, for example, 2357 + ... + 9612.

It is an arithmetic number, because the mean of its divisors is an integer number (6340110).

Almost surely, 2^43423532 is an apocalyptic number.

It is an amenable number.

43423532 is a deficient number, since it is larger than the sum of its proper divisors (32657788).

43423532 is a wasteful number, since it uses less digits than its factorization.

43423532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12880 (or 12878 counting only the distinct ones).

The product of its digits is 8640, while the sum is 26.

The square root of 43423532 is about 6589.6534051496. The cubic root of 43423532 is about 351.4862836077.

Adding to 43423532 its reverse (23532434), we get a palindrome (66955966).

The spelling of 43423532 in words is "forty-three million, four hundred twenty-three thousand, five hundred thirty-two".