204288006 has 32 divisors (see below), whose sum is σ = 455182560. Its totient is φ = 60689664.

The previous prime is 204287959. The next prime is 204288013. The reversal of 204288006 is 600882402.

It is a happy number.

It is a Curzon number.

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, 42895 + ... + 47418.

It is an arithmetic number, because the mean of its divisors is an integer number (14224455).

Almost surely, 2^204288006 is an apocalyptic number.

204288006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

204288006 is an abundant number, since it is smaller than the sum of its proper divisors (250894554).

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

204288006 is a wasteful number, since it uses less digits than its factorization.

204288006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90360.

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 204288006 is about 14292.9355277354. The cubic root of 204288006 is about 588.9534314423.

The spelling of 204288006 in words is "two hundred four million, two hundred eighty-eight thousand, six".