204016728 has 32 divisors (see below), whose sum is σ = 540045360. Its totient is φ = 64005120.

The previous prime is 204016723. The next prime is 204016733. The reversal of 204016728 is 827610402.

It is an interprime number because it is at equal distance from previous prime (204016723) and next prime (204016733).

204016728 is a modest number, since divided by 16728 gives 2040 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 204016695 and 204016704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204016721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249613 + ... + 250428.

Almost surely, 2^204016728 is an apocalyptic number.

It is an amenable number.

204016728 is an abundant number, since it is smaller than the sum of its proper divisors (336028632).

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

204016728 is a wasteful number, since it uses less digits than its factorization.

204016728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500067 (or 500063 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 204016728 is about 14283.4424422126. The cubic root of 204016728 is about 588.6926217404.

The spelling of 204016728 in words is "two hundred four million, sixteen thousand, seven hundred twenty-eight".