304042241 has 2 divisors, whose sum is σ = 304042242. Its totient is φ = 304042240.

The previous prime is 304042213. The next prime is 304042247. The reversal of 304042241 is 142240403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208080625 + 95961616 = 14425^2 + 9796^2 .

It is a cyclic number.

It is not a de Polignac number, because 304042241 - 2¹⁸ = 303780097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (304042247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152021120 + 152021121.

It is an arithmetic number, because the mean of its divisors is an integer number (152021121).

Almost surely, 2^304042241 is an apocalyptic number.

It is an amenable number.

304042241 is a deficient number, since it is larger than the sum of its proper divisors (1).

304042241 is an equidigital number, since it uses as much as digits as its factorization.

304042241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 304042241 is about 17436.8070758382. The cubic root of 304042241 is about 672.4262231638.

Adding to 304042241 its reverse (142240403), we get a palindrome (446282644).

The spelling of 304042241 in words is "three hundred four million, forty-two thousand, two hundred forty-one".