43023423 has 8 divisors (see below), whose sum is σ = 57417136. Its totient is φ = 28656000.

The previous prime is 43023403. The next prime is 43023427. The reversal of 43023423 is 32432034.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43023423 - 2⁶ = 43023359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43023423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43023427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2368 + ... + 9573.

It is an arithmetic number, because the mean of its divisors is an integer number (7177142).

Almost surely, 2^43023423 is an apocalyptic number.

43023423 is a deficient number, since it is larger than the sum of its proper divisors (14393713).

43023423 is a wasteful number, since it uses less digits than its factorization.

43023423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13145.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 43023423 is about 6559.2242681585. The cubic root of 43023423 is about 350.4034069668.

Adding to 43023423 its reverse (32432034), we get a palindrome (75455457).

The spelling of 43023423 in words is "forty-three million, twenty-three thousand, four hundred twenty-three".