204416256 has 72 divisors (see below), whose sum is σ = 593528544. Its totient is φ = 61941760.

The previous prime is 204416239. The next prime is 204416291. The reversal of 204416256 is 652614402.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3651 + ... + 20546.

It is an arithmetic number, because the mean of its divisors is an integer number (8243452).

Almost surely, 2^204416256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204416256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296764272).

204416256 is an abundant number, since it is smaller than the sum of its proper divisors (389112288).

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

204416256 is a wasteful number, since it uses less digits than its factorization.

204416256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24227 (or 24213 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 204416256 is about 14297.4213059558. The cubic root of 204416256 is about 589.0766520500.

The spelling of 204416256 in words is "two hundred four million, four hundred sixteen thousand, two hundred fifty-six".