16875628 has 72 divisors (see below), whose sum is σ = 39414816. Its totient is φ = 6167040.

The previous prime is 16875619. The next prime is 16875647. The reversal of 16875628 is 82657861.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 57450 + ... + 57742.

It is an arithmetic number, because the mean of its divisors is an integer number (547428).

Almost surely, 2^16875628 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 16875628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19707408).

16875628 is an abundant number, since it is smaller than the sum of its proper divisors (22539188).

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

16875628 is a wasteful number, since it uses less digits than its factorization.

16875628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 330 counting only the distinct ones).

The product of its digits is 161280, while the sum is 43.

The square root of 16875628 is about 4107.9956183034. The cubic root of 16875628 is about 256.4995737839.

The spelling of 16875628 in words is "sixteen million, eight hundred seventy-five thousand, six hundred twenty-eight".