14345438 has 4 divisors (see below), whose sum is σ = 21518160. Its totient is φ = 7172718.

The previous prime is 14345423. The next prime is 14345447. The reversal of 14345438 is 83454341.

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

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3586358 + ... + 3586361.

It is an arithmetic number, because the mean of its divisors is an integer number (5379540).

Almost surely, 2^14345438 is an apocalyptic number.

14345438 is a deficient number, since it is larger than the sum of its proper divisors (7172722).

14345438 is an equidigital number, since it uses as much as digits as its factorization.

14345438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7172721.

The product of its digits is 23040, while the sum is 32.

The square root of 14345438 is about 3787.5371945368. The cubic root of 14345438 is about 242.9804158152.

Adding to 14345438 its reverse (83454341), we get a palindrome (97799779).

The spelling of 14345438 in words is "fourteen million, three hundred forty-five thousand, four hundred thirty-eight".