13927244 has 24 divisors (see below), whose sum is σ = 25248720. Its totient is φ = 6716736.

The previous prime is 13927241. The next prime is 13927253. The reversal of 13927244 is 44272931.

It is a self number, because there is not a number n which added to its sum of digits gives 13927244.

It is not an unprimeable number, because it can be changed into a prime (13927241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20234 + ... + 20910.

It is an arithmetic number, because the mean of its divisors is an integer number (1052030).

Almost surely, 2^13927244 is an apocalyptic number.

It is an amenable number.

13927244 is a deficient number, since it is larger than the sum of its proper divisors (11321476).

13927244 is a wasteful number, since it uses less digits than its factorization.

13927244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857 (or 855 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 13927244 is about 3731.9222928673. The cubic root of 13927244 is about 240.5959955820.

It can be divided in two parts, 139 and 27244, that multiplied together give a square (3786916 = 1946²).

The spelling of 13927244 in words is "thirteen million, nine hundred twenty-seven thousand, two hundred forty-four".