204000606 has 80 divisors (see below), whose sum is σ = 485084160. Its totient is φ = 63899280.

The previous prime is 204000581. The next prime is 204000613. The reversal of 204000606 is 606000402.

204000606 is a `hidden beast` number, since 20 + 40 + 0 + 0 + 606 = 666.

204000606 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 (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 587725 + ... + 588071.

It is an arithmetic number, because the mean of its divisors is an integer number (6063552).

Almost surely, 2^204000606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204000606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242542080).

204000606 is an abundant number, since it is smaller than the sum of its proper divisors (281083554).

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

204000606 is a wasteful number, since it uses less digits than its factorization.

204000606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571 (or 562 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 204000606 is about 14282.8780713132. The cubic root of 204000606 is about 588.6771145929.

The spelling of 204000606 in words is "two hundred four million, six hundred six", and thus it is an aban number.