13829665 has 16 divisors (see below), whose sum is σ = 17326080. Its totient is φ = 10584000.

The previous prime is 13829657. The next prime is 13829677. The reversal of 13829665 is 56692831.

It is not a de Polignac number, because 13829665 - 2³ = 13829657 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18040 + ... + 18790.

It is an arithmetic number, because the mean of its divisors is an integer number (1082880).

Almost surely, 2^13829665 is an apocalyptic number.

It is an amenable number.

13829665 is a deficient number, since it is larger than the sum of its proper divisors (3496415).

13829665 is a wasteful number, since it uses less digits than its factorization.

13829665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912.

The product of its digits is 77760, while the sum is 40.

The square root of 13829665 is about 3718.8257555309. The cubic root of 13829665 is about 240.0327790877.

The spelling of 13829665 in words is "thirteen million, eight hundred twenty-nine thousand, six hundred sixty-five".