16985828 has 12 divisors (see below), whose sum is σ = 30059820. Its totient is φ = 8397312.

The previous prime is 16985803. The next prime is 16985831. The reversal of 16985828 is 82858961.

It can be written as a sum of positive squares in 2 ways, for example, as 2408704 + 14577124 = 1552^2 + 3818^2 .

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 3 ways as a sum of consecutive naturals, for example, 23501 + ... + 24212.

It is an arithmetic number, because the mean of its divisors is an integer number (2504985).

Almost surely, 2^16985828 is an apocalyptic number.

It is an amenable number.

16985828 is a deficient number, since it is larger than the sum of its proper divisors (13073992).

16985828 is a wasteful number, since it uses less digits than its factorization.

16985828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47806 (or 47804 counting only the distinct ones).

The product of its digits is 276480, while the sum is 47.

The square root of 16985828 is about 4121.3866598513. The cubic root of 16985828 is about 257.0566878237.

The spelling of 16985828 in words is "sixteen million, nine hundred eighty-five thousand, eight hundred twenty-eight".