13727222 has 16 divisors (see below), whose sum is σ = 21364512. Its totient is φ = 6609600.

The previous prime is 13727209. The next prime is 13727227. The reversal of 13727222 is 22272731.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 13727191 and 13727200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13727227) 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, 6722 + ... + 8522.

It is an arithmetic number, because the mean of its divisors is an integer number (1335282).

Almost surely, 2^13727222 is an apocalyptic number.

13727222 is a deficient number, since it is larger than the sum of its proper divisors (7637290).

13727222 is a wasteful number, since it uses less digits than its factorization.

13727222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943.

The product of its digits is 2352, while the sum is 26.

The square root of 13727222 is about 3705.0265855996. The cubic root of 13727222 is about 239.4386300860.

Adding to 13727222 its reverse (22272731), we get a palindrome (35999953).

The spelling of 13727222 in words is "thirteen million, seven hundred twenty-seven thousand, two hundred twenty-two".