204303630 has 32 divisors (see below), whose sum is σ = 494198784. Its totient is φ = 54050976.

The previous prime is 204303581. The next prime is 204303691. The reversal of 204303630 is 36303402.

204303630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 204303597 and 204303606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23002 + ... + 30621.

It is an arithmetic number, because the mean of its divisors is an integer number (15443712).

Almost surely, 2^204303630 is an apocalyptic number.

204303630 is an abundant number, since it is smaller than the sum of its proper divisors (289895154).

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

204303630 is a wasteful number, since it uses less digits than its factorization.

204303630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53760.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 204303630 is about 14293.4820810046. The cubic root of 204303630 is about 588.9684454969.

The spelling of 204303630 in words is "two hundred four million, three hundred three thousand, six hundred thirty".