14502138 has 48 divisors (see below), whose sum is σ = 34128864. Its totient is φ = 4095840.

The previous prime is 14502133. The next prime is 14502157. The reversal of 14502138 is 83120541.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14502133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31228 + ... + 31688.

It is an arithmetic number, because the mean of its divisors is an integer number (711018).

Almost surely, 2^14502138 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14502138, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17064432).

14502138 is an abundant number, since it is smaller than the sum of its proper divisors (19626726).

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

14502138 is a wasteful number, since it uses less digits than its factorization.

14502138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587 (or 580 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 14502138 is about 3808.1672757378. The cubic root of 14502138 is about 243.8619325495.

Adding to 14502138 its reverse (83120541), we get a palindrome (97622679).

The spelling of 14502138 in words is "fourteen million, five hundred two thousand, one hundred thirty-eight".