14729665 has 4 divisors (see below), whose sum is σ = 17675604. Its totient is φ = 11783728.

The previous prime is 14729657. The next prime is 14729669. The reversal of 14729665 is 56692741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56692741 = 7 ⋅8098963.

It can be written as a sum of positive squares in 2 ways, for example, as 2169729 + 12559936 = 1473^2 + 3544^2 .

It is a cyclic number.

It is not a de Polignac number, because 14729665 - 2³ = 14729657 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14729669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1472962 + ... + 1472971.

It is an arithmetic number, because the mean of its divisors is an integer number (4418901).

Almost surely, 2^14729665 is an apocalyptic number.

It is an amenable number.

14729665 is a deficient number, since it is larger than the sum of its proper divisors (2945939).

14729665 is an equidigital number, since it uses as much as digits as its factorization.

14729665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945938.

The product of its digits is 90720, while the sum is 40.

The square root of 14729665 is about 3837.9245693473. The cubic root of 14729665 is about 245.1306536224.

The spelling of 14729665 in words is "fourteen million, seven hundred twenty-nine thousand, six hundred sixty-five".