16885056 has 28 divisors (see below), whose sum is σ = 44675552. Its totient is φ = 5628288.

The previous prime is 16885051. The next prime is 16885073. The reversal of 16885056 is 65058861.

It is a super-2 number, since 2×16885056² = 570210232246272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16885051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43780 + ... + 44163.

Almost surely, 2^16885056 is an apocalyptic number.

16885056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16885056 is an abundant number, since it is smaller than the sum of its proper divisors (27790496).

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

16885056 is an equidigital number, since it uses as much as digits as its factorization.

16885056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87958 (or 87948 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 16885056 is about 4109.1429763395. The cubic root of 16885056 is about 256.5473315677.

The spelling of 16885056 in words is "sixteen million, eight hundred eighty-five thousand, fifty-six".