13728022 has 32 divisors (see below), whose sum is σ = 25966080. Its totient is φ = 5287680.

The previous prime is 13727981. The next prime is 13728037. The reversal of 13728022 is 22082731.

13728022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14479 + ... + 15397.

It is an arithmetic number, because the mean of its divisors is an integer number (811440).

Almost surely, 2^13728022 is an apocalyptic number.

13728022 is a deficient number, since it is larger than the sum of its proper divisors (12238058).

13728022 is a wasteful number, since it uses less digits than its factorization.

13728022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 13728022 is about 3705.1345454653. The cubic root of 13728022 is about 239.4432813593.

The spelling of 13728022 in words is "thirteen million, seven hundred twenty-eight thousand, twenty-two".