13844644 has 12 divisors (see below), whose sum is σ = 26430768. Its totient is φ = 6293000.

The previous prime is 13844639. The next prime is 13844657. The reversal of 13844644 is 44644831.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157282 + ... + 157369.

It is an arithmetic number, because the mean of its divisors is an integer number (2202564).

Almost surely, 2^13844644 is an apocalyptic number.

It is an amenable number.

13844644 is a deficient number, since it is larger than the sum of its proper divisors (12586124).

13844644 is a wasteful number, since it uses less digits than its factorization.

13844644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314666 (or 314664 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

The square root of 13844644 is about 3720.8391526644. The cubic root of 13844644 is about 240.1194081731.

The spelling of 13844644 in words is "thirteen million, eight hundred forty-four thousand, six hundred forty-four".