14747144 has 16 divisors (see below), whose sum is σ = 28173420. Its totient is φ = 7234240.

The previous prime is 14747141. The next prime is 14747149. The reversal of 14747144 is 44174741.

It can be written as a sum of positive squares in 2 ways, for example, as 14730244 + 16900 = 3838^2 + 130^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 14747144.

It is not an unprimeable number, because it can be changed into a prime (14747141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16967 + ... + 17814.

Almost surely, 2^14747144 is an apocalyptic number.

It is an amenable number.

14747144 is a deficient number, since it is larger than the sum of its proper divisors (13426276).

14747144 is a wasteful number, since it uses less digits than its factorization.

14747144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34840 (or 34836 counting only the distinct ones).

The product of its digits is 12544, while the sum is 32.

The square root of 14747144 is about 3840.2010364042. The cubic root of 14747144 is about 245.2275769631.

The spelling of 14747144 in words is "fourteen million, seven hundred forty-seven thousand, one hundred forty-four".