14243438 has 8 divisors (see below), whose sum is σ = 23307480. Its totient is φ = 6474280.

The previous prime is 14243413. The next prime is 14243447. The reversal of 14243438 is 83434241.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14243438.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323693 + ... + 323736.

It is an arithmetic number, because the mean of its divisors is an integer number (2913435).

Almost surely, 2^14243438 is an apocalyptic number.

14243438 is a deficient number, since it is larger than the sum of its proper divisors (9064042).

14243438 is a wasteful number, since it uses less digits than its factorization.

14243438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647442.

The product of its digits is 9216, while the sum is 29.

The square root of 14243438 is about 3774.0479594197. The cubic root of 14243438 is about 242.4031596890.

Adding to 14243438 its reverse (83434241), we get a palindrome (97677679).

The spelling of 14243438 in words is "fourteen million, two hundred forty-three thousand, four hundred thirty-eight".