304788 has 24 divisors (see below), whose sum is σ = 776160. Its totient is φ = 92320.

The previous prime is 304781. The next prime is 304789. The reversal of 304788 is 887403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304781) by changing a digit.

304788 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1023 + ... + 1286.

It is an arithmetic number, because the mean of its divisors is an integer number (32340).

2³⁰⁴⁷⁸⁸ is an apocalyptic number.

It is an amenable number.

304788 is an abundant number, since it is smaller than the sum of its proper divisors (471372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

304788 is a wasteful number, since it uses less digits than its factorization.

304788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2327 (or 2325 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 304788 is about 552.0760817134. The cubic root of 304788 is about 67.2975553044.

The spelling of 304788 in words is "three hundred four thousand, seven hundred eighty-eight".