16336728 has 80 divisors (see below), whose sum is σ = 48482280. Its totient is φ = 5121792.

The previous prime is 16336717. The next prime is 16336729. The reversal of 16336728 is 82763361.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 16336692 and 16336701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16336729) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 10275 + ... + 11757.

Almost surely, 2^16336728 is an apocalyptic number.

16336728 is a gapful number since it is divisible by the number (18) 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 16336728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24241140).

16336728 is an abundant number, since it is smaller than the sum of its proper divisors (32145552).

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

16336728 is a wasteful number, since it uses less digits than its factorization.

16336728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518 (or 1505 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 16336728 is about 4041.8718435893. The cubic root of 16336728 is about 253.7396634064.

The spelling of 16336728 in words is "sixteen million, three hundred thirty-six thousand, seven hundred twenty-eight".