13869344 has 24 divisors (see below), whose sum is σ = 27483120. Its totient is φ = 6889536.

The previous prime is 13869313. The next prime is 13869347. The reversal of 13869344 is 44396831.

It is a junction number, because it is equal to n+sod(n) for n = 13869298 and 13869307.

It is not an unprimeable number, because it can be changed into a prime (13869347) 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, 3887 + ... + 6545.

It is an arithmetic number, because the mean of its divisors is an integer number (1145130).

Almost surely, 2^13869344 is an apocalyptic number.

It is an amenable number.

13869344 is a deficient number, since it is larger than the sum of its proper divisors (13613776).

13869344 is a wasteful number, since it uses less digits than its factorization.

13869344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832 (or 2824 counting only the distinct ones).

The product of its digits is 62208, while the sum is 38.

The square root of 13869344 is about 3724.1568173212. The cubic root of 13869344 is about 240.2621210222.

The spelling of 13869344 in words is "thirteen million, eight hundred sixty-nine thousand, three hundred forty-four".