43434413 has 4 divisors (see below), whose sum is σ = 47383008. Its totient is φ = 39485820.

The previous prime is 43434397. The next prime is 43434421. The reversal of 43434413 is 31443434.

43434413 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 43434413 - 2⁴ = 43434397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43434113) by changing a digit.

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, 1974281 + ... + 1974302.

It is an arithmetic number, because the mean of its divisors is an integer number (11845752).

Almost surely, 2^43434413 is an apocalyptic number.

It is an amenable number.

43434413 is a deficient number, since it is larger than the sum of its proper divisors (3948595).

43434413 is a wasteful number, since it uses less digits than its factorization.

43434413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3948594.

The product of its digits is 6912, while the sum is 26.

The square root of 43434413 is about 6590.4789659023. The cubic root of 43434413 is about 351.5156394483.

Adding to 43434413 its reverse (31443434), we get a palindrome (74877847).

The spelling of 43434413 in words is "forty-three million, four hundred thirty-four thousand, four hundred thirteen".