304002427 has 2 divisors, whose sum is σ = 304002428. Its totient is φ = 304002426.

The previous prime is 304002409. The next prime is 304002463. The reversal of 304002427 is 724200403.

It is a weak prime.

It is an emirp because it is prime and its reverse (724200403) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-304002427 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 304002398 and 304002407.

It is not a weakly prime, because it can be changed into another prime (304002497) 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 as a sum of consecutive naturals, namely, 152001213 + 152001214.

It is an arithmetic number, because the mean of its divisors is an integer number (152001214).

Almost surely, 2^304002427 is an apocalyptic number.

304002427 is a deficient number, since it is larger than the sum of its proper divisors (1).

304002427 is an equidigital number, since it uses as much as digits as its factorization.

304002427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 304002427 is about 17435.6653730220. The cubic root of 304002427 is about 672.3968707222.

The spelling of 304002427 in words is "three hundred four million, two thousand, four hundred twenty-seven".