204946 has 8 divisors (see below), whose sum is σ = 351360. Its totient is φ = 87828.

The previous prime is 204931. The next prime is 204947. The reversal of 204946 is 649402.

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

It is a self number, because there is not a number n which added to its sum of digits gives 204946.

It is not an unprimeable number, because it can be changed into a prime (204947) 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, 7306 + ... + 7333.

It is an arithmetic number, because the mean of its divisors is an integer number (43920).

2²⁰⁴⁹⁴⁶ is an apocalyptic number.

204946 is a deficient number, since it is larger than the sum of its proper divisors (146414).

204946 is a wasteful number, since it uses less digits than its factorization.

204946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14648.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 204946 is about 452.7096199552. The cubic root of 204946 is about 58.9585076458.

The spelling of 204946 in words is "two hundred four thousand, nine hundred forty-six".