7043423 has 8 divisors (see below), whose sum is σ = 7486992. Its totient is φ = 6603136.

The previous prime is 7043411. The next prime is 7043441. The reversal of 7043423 is 3243407.

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 7043423 - 2¹² = 7039327 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 (7043473) 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, 4736 + ... + 6042.

It is an arithmetic number, because the mean of its divisors is an integer number (935874).

Almost surely, 2^7043423 is an apocalyptic number.

7043423 is a deficient number, since it is larger than the sum of its proper divisors (443569).

7043423 is a wasteful number, since it uses less digits than its factorization.

7043423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641.

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 7043423 is about 2653.9447997274. The cubic root of 7043423 is about 191.6878518066.

Subtracting from 7043423 its product of nonzero digits (2016), we obtain a palindrome (7041407).

The spelling of 7043423 in words is "seven million, forty-three thousand, four hundred twenty-three".