14639434 has 16 divisors (see below), whose sum is σ = 22579200. Its totient is φ = 7115904.

The previous prime is 14639407. The next prime is 14639437. The reversal of 14639434 is 43493641.

It is a self number, because there is not a number n which added to its sum of digits gives 14639434.

It is not an unprimeable number, because it can be changed into a prime (14639437) 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 7 ways as a sum of consecutive naturals, for example, 10807 + ... + 12085.

It is an arithmetic number, because the mean of its divisors is an integer number (1411200).

Almost surely, 2^14639434 is an apocalyptic number.

14639434 is a deficient number, since it is larger than the sum of its proper divisors (7939766).

14639434 is a wasteful number, since it uses less digits than its factorization.

14639434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437.

The product of its digits is 31104, while the sum is 34.

The square root of 14639434 is about 3826.1513299921. The cubic root of 14639434 is about 244.6290875058.

The spelling of 14639434 in words is "fourteen million, six hundred thirty-nine thousand, four hundred thirty-four".