43122242 has 32 divisors (see below), whose sum is σ = 69464304. Its totient is φ = 20044800.

The previous prime is 43122227. The next prime is 43122259. The reversal of 43122242 is 24222134.

43122242 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 8 ways, for example, as 3066001 + 40056241 = 1751^2 + 6329^2 .

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 15 ways as a sum of consecutive naturals, for example, 184958 + ... + 185190.

Almost surely, 2^43122242 is an apocalyptic number.

43122242 is a deficient number, since it is larger than the sum of its proper divisors (26342062).

43122242 is a wasteful number, since it uses less digits than its factorization.

43122242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374.

The product of its digits is 768, while the sum is 20.

The square root of 43122242 is about 6566.7527743931. The cubic root of 43122242 is about 350.6714782857.

Adding to 43122242 its reverse (24222134), we get a palindrome (67344376).

The spelling of 43122242 in words is "forty-three million, one hundred twenty-two thousand, two hundred forty-two".