14315438 has 4 divisors (see below), whose sum is σ = 21473160. Its totient is φ = 7157718.

The previous prime is 14315393. The next prime is 14315443. The reversal of 14315438 is 83451341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83451341 = 71 ⋅1175371.

It is a self number, because there is not a number n which added to its sum of digits gives 14315438.

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, 3578858 + ... + 3578861.

It is an arithmetic number, because the mean of its divisors is an integer number (5368290).

Almost surely, 2^14315438 is an apocalyptic number.

14315438 is a deficient number, since it is larger than the sum of its proper divisors (7157722).

14315438 is an equidigital number, since it uses as much as digits as its factorization.

14315438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7157721.

The product of its digits is 5760, while the sum is 29.

The square root of 14315438 is about 3783.5747646901. The cubic root of 14315438 is about 242.8109194282.

Adding to 14315438 its reverse (83451341), we get a palindrome (97766779).

The spelling of 14315438 in words is "fourteen million, three hundred fifteen thousand, four hundred thirty-eight".