304740307 has 4 divisors (see below), whose sum is σ = 309032496. Its totient is φ = 300448120.

The previous prime is 304740287. The next prime is 304740329. The reversal of 304740307 is 703047403.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 304740307 - 2¹⁵ = 304707539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (304740377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2145988 + ... + 2146129.

It is an arithmetic number, because the mean of its divisors is an integer number (77258124).

Almost surely, 2^304740307 is an apocalyptic number.

304740307 is a deficient number, since it is larger than the sum of its proper divisors (4292189).

304740307 is an equidigital number, since it uses as much as digits as its factorization.

304740307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4292188.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 304740307 is about 17456.8126243023. The cubic root of 304740307 is about 672.9404489741.

The spelling of 304740307 in words is "three hundred four million, seven hundred forty thousand, three hundred seven".