16728056 has 32 divisors (see below), whose sum is σ = 33264000. Its totient is φ = 7864416.

The previous prime is 16728043. The next prime is 16728071. The reversal of 16728056 is 65082761.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25055 + ... + 25713.

It is an arithmetic number, because the mean of its divisors is an integer number (1039500).

Almost surely, 2^16728056 is an apocalyptic number.

It is an amenable number.

16728056 is a deficient number, since it is larger than the sum of its proper divisors (16535944).

16728056 is a wasteful number, since it uses less digits than its factorization.

16728056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 16728056 is about 4089.9946210234. The cubic root of 16728056 is about 255.7497146915.

The spelling of 16728056 in words is "sixteen million, seven hundred twenty-eight thousand, fifty-six".