304938 has 16 divisors (see below), whose sum is σ = 677760. Its totient is φ = 101628.

The previous prime is 304937. The next prime is 304943. The reversal of 304938 is 839403.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (304933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2770 + ... + 2877.

It is an arithmetic number, because the mean of its divisors is an integer number (42360).

2³⁰⁴⁹³⁸ is an apocalyptic number.

304938 is an abundant number, since it is smaller than the sum of its proper divisors (372822).

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

304938 is a wasteful number, since it uses less digits than its factorization.

304938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5658 (or 5652 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 304938 is about 552.2119158439. The cubic root of 304938 is about 67.3085935536.

The spelling of 304938 in words is "three hundred four thousand, nine hundred thirty-eight".