43243922 has 4 divisors (see below), whose sum is σ = 64865886. Its totient is φ = 21621960.

The previous prime is 43243909. The next prime is 43243931. The reversal of 43243922 is 22934234.

43243922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23804641 + 19439281 = 4879^2 + 4409^2 .

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 as a sum of consecutive naturals, namely, 10810979 + ... + 10810982.

Almost surely, 2^43243922 is an apocalyptic number.

43243922 is a deficient number, since it is larger than the sum of its proper divisors (21621964).

43243922 is a wasteful number, since it uses less digits than its factorization.

43243922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21621963.

The product of its digits is 10368, while the sum is 29.

The square root of 43243922 is about 6576.0111009639. The cubic root of 43243922 is about 351.0010037769.

The spelling of 43243922 in words is "forty-three million, two hundred forty-three thousand, nine hundred twenty-two".