304730 has 16 divisors (see below), whose sum is σ = 566784. Its totient is φ = 117840.

The previous prime is 304729. The next prime is 304739. The reversal of 304730 is 37403.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 304699 and 304708.

It is not an unprimeable number, because it can be changed into a prime (304739) 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, 182 + ... + 801.

It is an arithmetic number, because the mean of its divisors is an integer number (35424).

2³⁰⁴⁷³⁰ is an apocalyptic number.

304730 is a deficient number, since it is larger than the sum of its proper divisors (262054).

304730 is a wasteful number, since it uses less digits than its factorization.

304730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021.

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 304730 is about 552.0235502223. The cubic root of 304730 is about 67.2932862104.

The spelling of 304730 in words is "three hundred four thousand, seven hundred thirty".