14243538 has 32 divisors (see below), whose sum is σ = 29673216. Its totient is φ = 4554368.

The previous prime is 14243533. The next prime is 14243543. The reversal of 14243538 is 83534241.

It is an interprime number because it is at equal distance from previous prime (14243533) and next prime (14243543).

It is not an unprimeable number, because it can be changed into a prime (14243531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14470 + ... + 15422.

It is an arithmetic number, because the mean of its divisors is an integer number (927288).

Almost surely, 2^14243538 is an apocalyptic number.

14243538 is an abundant number, since it is smaller than the sum of its proper divisors (15429678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14243538 is a wasteful number, since it uses less digits than its factorization.

14243538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058.

The product of its digits is 11520, while the sum is 30.

The square root of 14243538 is about 3774.0612077707. The cubic root of 14243538 is about 242.4037269738.

Adding to 14243538 its reverse (83534241), we get a palindrome (97777779).

The spelling of 14243538 in words is "fourteen million, two hundred forty-three thousand, five hundred thirty-eight".