43423412 has 6 divisors (see below), whose sum is σ = 75990978. Its totient is φ = 21711704.

The previous prime is 43423409. The next prime is 43423427. The reversal of 43423412 is 21432434.

43423412 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., 32307856 + 11115556 = 5684^2 + 3334^2 .

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 as a sum of consecutive naturals, namely, 5427923 + ... + 5427930.

It is an arithmetic number, because the mean of its divisors is an integer number (12665163).

Almost surely, 2^43423412 is an apocalyptic number.

It is an amenable number.

43423412 is a deficient number, since it is larger than the sum of its proper divisors (32567566).

43423412 is a wasteful number, since it uses less digits than its factorization.

43423412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10855857 (or 10855855 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 43423412 is about 6589.6442999604. The cubic root of 43423412 is about 351.4859598325.

Adding to 43423412 its reverse (21432434), we get a palindrome (64855846).

The spelling of 43423412 in words is "forty-three million, four hundred twenty-three thousand, four hundred twelve".