204046664 has 16 divisors (see below), whose sum is σ = 386377020. Its totient is φ = 101012800.

The previous prime is 204046663. The next prime is 204046673. The reversal of 204046664 is 466640402.

It can be written as a sum of positive squares in 2 ways, for example, as 131285764 + 72760900 = 11458^2 + 8530^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 204046664.

It is not an unprimeable number, because it can be changed into a prime (204046663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125459 + ... + 127074.

Almost surely, 2^204046664 is an apocalyptic number.

It is an amenable number.

204046664 is a deficient number, since it is larger than the sum of its proper divisors (182330356).

204046664 is a wasteful number, since it uses less digits than its factorization.

204046664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252640 (or 252636 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 204046664 is about 14284.4903304248. The cubic root of 204046664 is about 588.7214138900.

The spelling of 204046664 in words is "two hundred four million, forty-six thousand, six hundred sixty-four".