16728604 has 6 divisors (see below), whose sum is σ = 29275064. Its totient is φ = 8364300.

The previous prime is 16728601. The next prime is 16728619. The reversal of 16728604 is 40682761.

It is a self number, because there is not a number n which added to its sum of digits gives 16728604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16728601) 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 as a sum of consecutive naturals, namely, 2091072 + ... + 2091079.

Almost surely, 2^16728604 is an apocalyptic number.

It is an amenable number.

16728604 is a deficient number, since it is larger than the sum of its proper divisors (12546460).

16728604 is a wasteful number, since it uses less digits than its factorization.

16728604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182155 (or 4182153 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 16728604 is about 4090.0616132278. The cubic root of 16728604 is about 255.7525073912.

The spelling of 16728604 in words is "sixteen million, seven hundred twenty-eight thousand, six hundred four".