304684 has 18 divisors (see below), whose sum is σ = 565404. Its totient is φ = 143640.

The previous prime is 304663. The next prime is 304687. The reversal of 304684 is 486403.

304684 is a modest number, since divided by 684 gives 304 as remainder.

It is not an unprimeable number, because it can be changed into a prime (304687) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1339 + ... + 1549.

2³⁰⁴⁶⁸⁴ is an apocalyptic number.

It is an amenable number.

304684 is a deficient number, since it is larger than the sum of its proper divisors (260720).

304684 is a wasteful number, since it uses less digits than its factorization.

304684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 304684 is about 551.9818837607. The cubic root of 304684 is about 67.2898999921.

It can be divided in two parts, 304 and 684, that multiplied together give a square (207936 = 456²).

The spelling of 304684 in words is "three hundred four thousand, six hundred eighty-four".