16298816 has 28 divisors (see below), whose sum is σ = 32511492. Its totient is φ = 8107008.

The previous prime is 16298803. The next prime is 16298851. The reversal of 16298816 is 61889261.

It can be written as a sum of positive squares in 2 ways, for example, as 10916416 + 5382400 = 3304^2 + 2320^2 .

It is a congruent number.

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, 14366 + ... + 15458.

Almost surely, 2^16298816 is an apocalyptic number.

16298816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16298816 is a deficient number, since it is larger than the sum of its proper divisors (16212676).

16298816 is a wasteful number, since it uses less digits than its factorization.

16298816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338 (or 1328 counting only the distinct ones).

The product of its digits is 41472, while the sum is 41.

The square root of 16298816 is about 4037.1792132626. The cubic root of 16298816 is about 253.5432301684.

The spelling of 16298816 in words is "sixteen million, two hundred ninety-eight thousand, eight hundred sixteen".