43023443 has 8 divisors (see below), whose sum is σ = 45943680. Its totient is φ = 40199040.

The previous prime is 43023433. The next prime is 43023451. The reversal of 43023443 is 34432034.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 43023443 - 2⁴ = 43023427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43023403) 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, 23030 + ... + 24827.

It is an arithmetic number, because the mean of its divisors is an integer number (5742960).

Almost surely, 2^43023443 is an apocalyptic number.

43023443 is a deficient number, since it is larger than the sum of its proper divisors (2920237).

43023443 is a wasteful number, since it uses less digits than its factorization.

43023443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47917.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 43023443 is about 6559.2257927289. The cubic root of 43023443 is about 350.4034612634.

Adding to 43023443 its reverse (34432034), we get a palindrome (77455477).

The spelling of 43023443 in words is "forty-three million, twenty-three thousand, four hundred forty-three".