304666 has 8 divisors (see below), whose sum is σ = 459360. Its totient is φ = 151548.

The previous prime is 304663. The next prime is 304687. The reversal of 304666 is 666403.

It is a happy number.

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

304666 is a modest number, since divided by 666 gives 304 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 304666.

It is not an unprimeable number, because it can be changed into a prime (304663) 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, 475 + ... + 913.

It is an arithmetic number, because the mean of its divisors is an integer number (57420).

2³⁰⁴⁶⁶⁶ is an apocalyptic number.

304666 is a deficient number, since it is larger than the sum of its proper divisors (154694).

304666 is a wasteful number, since it uses less digits than its factorization.

304666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 304666 is about 551.9655786369. The cubic root of 304666 is about 67.2885748573.

The spelling of 304666 in words is "three hundred four thousand, six hundred sixty-six".