13755216 has 40 divisors (see below), whose sum is σ = 35667360. Its totient is φ = 4567936.

The previous prime is 13755199. The next prime is 13755223. The reversal of 13755216 is 61255731.

It is a congruent number.

It is an unprimeable number.

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, 24151 + ... + 24713.

It is an arithmetic number, because the mean of its divisors is an integer number (891684).

Almost surely, 2^13755216 is an apocalyptic number.

13755216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13755216 is an abundant number, since it is smaller than the sum of its proper divisors (21912144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13755216 is a wasteful number, since it uses less digits than its factorization.

13755216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083 (or 1077 counting only the distinct ones).

The product of its digits is 6300, while the sum is 30.

The square root of 13755216 is about 3708.8025021562. The cubic root of 13755216 is about 239.6012824125.

The spelling of 13755216 in words is "thirteen million, seven hundred fifty-five thousand, two hundred sixteen".