204664234 has 8 divisors (see below), whose sum is σ = 307117728. Its totient is φ = 102291660.

The previous prime is 204664231. The next prime is 204664237. The reversal of 204664234 is 432466402.

It is an interprime number because it is at equal distance from previous prime (204664231) and next prime (204664237).

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

It is a junction number, because it is equal to n+sod(n) for n = 204664196 and 204664205.

It is not an unprimeable number, because it can be changed into a prime (204664231) 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, 13452 + ... + 24295.

It is an arithmetic number, because the mean of its divisors is an integer number (38389716).

Almost surely, 2^204664234 is an apocalyptic number.

204664234 is a deficient number, since it is larger than the sum of its proper divisors (102453494).

204664234 is a wasteful number, since it uses less digits than its factorization.

204664234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40460.

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 204664234 is about 14306.0908007743. The cubic root of 204664234 is about 589.3147593698.

The spelling of 204664234 in words is "two hundred four million, six hundred sixty-four thousand, two hundred thirty-four".