13774244 has 24 divisors (see below), whose sum is σ = 26398848. Its totient is φ = 6236640.

The previous prime is 13774231. The next prime is 13774247. The reversal of 13774244 is 44247731.

It is a self number, because there is not a number n which added to its sum of digits gives 13774244.

It is not an unprimeable number, because it can be changed into a prime (13774247) 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, 15722 + ... + 16574.

It is an arithmetic number, because the mean of its divisors is an integer number (1099952).

Almost surely, 2^13774244 is an apocalyptic number.

It is an amenable number.

13774244 is a deficient number, since it is larger than the sum of its proper divisors (12624604).

13774244 is a wasteful number, since it uses less digits than its factorization.

13774244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235 (or 1233 counting only the distinct ones).

The product of its digits is 18816, while the sum is 32.

The square root of 13774244 is about 3711.3668641082. The cubic root of 13774244 is about 239.7117140372.

The spelling of 13774244 in words is "thirteen million, seven hundred seventy-four thousand, two hundred forty-four".