204863056 has 40 divisors (see below), whose sum is σ = 424258560. Its totient is φ = 95491584.

The previous prime is 204863027. The next prime is 204863077. The reversal of 204863056 is 650368402.

It is a happy number.

204863056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

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, 25585 + ... + 32623.

It is an arithmetic number, because the mean of its divisors is an integer number (10606464).

Almost surely, 2^204863056 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 204863056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212129280).

204863056 is an abundant number, since it is smaller than the sum of its proper divisors (219395504).

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

204863056 is a wasteful number, since it uses less digits than its factorization.

204863056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7171 (or 7165 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 204863056 is about 14313.0379724222. The cubic root of 204863056 is about 589.5055284422.

The spelling of 204863056 in words is "two hundred four million, eight hundred sixty-three thousand, fifty-six".