14439745 has 16 divisors (see below), whose sum is σ = 18184320. Its totient is φ = 10986624.

The previous prime is 14439727. The next prime is 14439781. The reversal of 14439745 is 54793441.

It is a cyclic number.

It is not a de Polignac number, because 14439745 - 2⁵ = 14439713 is a prime.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35101 + ... + 35509.

It is an arithmetic number, because the mean of its divisors is an integer number (1136520).

Almost surely, 2^14439745 is an apocalyptic number.

It is an amenable number.

14439745 is a deficient number, since it is larger than the sum of its proper divisors (3744575).

14439745 is a wasteful number, since it uses less digits than its factorization.

14439745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744.

The product of its digits is 60480, while the sum is 37.

The square root of 14439745 is about 3799.9664472203. The cubic root of 14439745 is about 243.5117048738.

The spelling of 14439745 in words is "fourteen million, four hundred thirty-nine thousand, seven hundred forty-five".