204424166 has 8 divisors (see below), whose sum is σ = 306855120. Its totient is φ = 102139128.

The previous prime is 204424151. The next prime is 204424247. The reversal of 204424166 is 661424402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 32906 + ... + 38621.

It is an arithmetic number, because the mean of its divisors is an integer number (38356890).

Almost surely, 2^204424166 is an apocalyptic number.

204424166 is a deficient number, since it is larger than the sum of its proper divisors (102430954).

204424166 is a wasteful number, since it uses less digits than its factorization.

204424166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72958.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 204424166 is about 14297.6979265894. The cubic root of 204424166 is about 589.0842501675.

Adding to 204424166 its reverse (661424402), we get a palindrome (865848568).

The spelling of 204424166 in words is "two hundred four million, four hundred twenty-four thousand, one hundred sixty-six".