16900856 has 64 divisors (see below), whose sum is σ = 39372480. Its totient is φ = 6635520.

The previous prime is 16900853. The next prime is 16900867. The reversal of 16900856 is 65800961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16900853) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 38816 + ... + 39248.

It is an arithmetic number, because the mean of its divisors is an integer number (615195).

Almost surely, 2^16900856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16900856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19686240).

16900856 is an abundant number, since it is smaller than the sum of its proper divisors (22471624).

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

16900856 is a wasteful number, since it uses less digits than its factorization.

16900856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 16900856 is about 4111.0650688112. The cubic root of 16900856 is about 256.6273270416.

The spelling of 16900856 in words is "sixteen million, nine hundred thousand, eight hundred fifty-six".