16323328 has 36 divisors (see below), whose sum is σ = 37241680. Its totient is φ = 6994944.

The previous prime is 16323313. The next prime is 16323367. The reversal of 16323328 is 82332361.

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

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 16323296 and 16323305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2763 + ... + 6346.

Almost surely, 2^16323328 is an apocalyptic number.

It is an amenable number.

16323328 is an abundant number, since it is smaller than the sum of its proper divisors (20918352).

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

16323328 is an frugal number, since it uses more digits than its factorization.

16323328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9132 (or 9118 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 16323328 is about 4040.2138557260. The cubic root of 16323328 is about 253.6702688180.

Adding to 16323328 its reverse (82332361), we get a palindrome (98655689).

The spelling of 16323328 in words is "sixteen million, three hundred twenty-three thousand, three hundred twenty-eight".