16899960 has 256 divisors, whose sum is σ = 66355200. Its totient is φ = 3340800.

The previous prime is 16899959. The next prime is 16899973. The reversal of 16899960 is 6999861.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 286411 + ... + 286469.

It is an arithmetic number, because the mean of its divisors is an integer number (259200).

Almost surely, 2^16899960 is an apocalyptic number.

16899960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16899960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33177600).

16899960 is an abundant number, since it is smaller than the sum of its proper divisors (49455240).

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

16899960 is a wasteful number, since it uses less digits than its factorization.

16899960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 48.

The square root of 16899960 is about 4110.9560931735. The cubic root of 16899960 is about 256.6227919233.

Subtracting from 16899960 its reverse (6999861), we obtain a palindrome (9900099).

It can be divided in two parts, 168 and 99960, that added together give a triangular number (100128 = T₄₄₇).

The spelling of 16899960 in words is "sixteen million, eight hundred ninety-nine thousand, nine hundred sixty".