16736320 has 28 divisors (see below), whose sum is σ = 39854124. Its totient is φ = 6694400.

The previous prime is 16736303. The next prime is 16736327. The reversal of 16736320 is 2363761.

It can be written as a sum of positive squares in 2 ways, for example, as 11128896 + 5607424 = 3336^2 + 2368^2 .

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (16736327) 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 3 ways as a sum of consecutive naturals, for example, 25831 + ... + 26470.

Almost surely, 2^16736320 is an apocalyptic number.

16736320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16736320 is an abundant number, since it is smaller than the sum of its proper divisors (23117804).

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

16736320 is an equidigital number, since it uses as much as digits as its factorization.

16736320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52318 (or 52308 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 16736320 is about 4091.0047665580. The cubic root of 16736320 is about 255.7918229456.

The spelling of 16736320 in words is "sixteen million, seven hundred thirty-six thousand, three hundred twenty".