13669329 has 8 divisors (see below), whose sum is σ = 18289152. Its totient is φ = 9081200.

The previous prime is 13669319. The next prime is 13669333. The reversal of 13669329 is 92396631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13669329 - 2¹⁵ = 13636561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13669319) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6897 + ... + 8654.

It is an arithmetic number, because the mean of its divisors is an integer number (2286144).

Almost surely, 2^13669329 is an apocalyptic number.

It is an amenable number.

13669329 is a deficient number, since it is larger than the sum of its proper divisors (4619823).

13669329 is a wasteful number, since it uses less digits than its factorization.

13669329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15847.

The product of its digits is 52488, while the sum is 39.

The square root of 13669329 is about 3697.2055663704. The cubic root of 13669329 is about 239.1015540366.

The spelling of 13669329 in words is "thirteen million, six hundred sixty-nine thousand, three hundred twenty-nine".