43441423 has 4 divisors (see below), whose sum is σ = 43560160. Its totient is φ = 43322688.

The previous prime is 43441417. The next prime is 43441439. The reversal of 43441423 is 32414434.

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

It is a cyclic number.

It is not a de Polignac number, because 43441423 - 2⁹ = 43440911 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 (43441823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58818 + ... + 59551.

It is an arithmetic number, because the mean of its divisors is an integer number (10890040).

Almost surely, 2^43441423 is an apocalyptic number.

43441423 is a deficient number, since it is larger than the sum of its proper divisors (118737).

43441423 is a wasteful number, since it uses less digits than its factorization.

43441423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118736.

The product of its digits is 4608, while the sum is 25.

The square root of 43441423 is about 6591.0107722564. The cubic root of 43441423 is about 351.5345491247.

Adding to 43441423 its reverse (32414434), we get a palindrome (75855857).

The spelling of 43441423 in words is "forty-three million, four hundred forty-one thousand, four hundred twenty-three".