13728910 has 16 divisors (see below), whose sum is σ = 26613216. Its totient is φ = 5069088.

The previous prime is 13728901. The next prime is 13728917. The reversal of 13728910 is 1982731.

13728910 = 819² + 820² + ... + 838².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13728917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52674 + ... + 52933.

It is an arithmetic number, because the mean of its divisors is an integer number (1663326).

Almost surely, 2^13728910 is an apocalyptic number.

13728910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13728910 is a deficient number, since it is larger than the sum of its proper divisors (12884306).

13728910 is a wasteful number, since it uses less digits than its factorization.

13728910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105627.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 13728910 is about 3705.2543772324. The cubic root of 13728910 is about 239.4484440610.

The spelling of 13728910 in words is "thirteen million, seven hundred twenty-eight thousand, nine hundred ten".