304434497 has 2 divisors, whose sum is σ = 304434498. Its totient is φ = 304434496.

The previous prime is 304434457. The next prime is 304434517. The reversal of 304434497 is 794434403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304188481 + 246016 = 17441^2 + 496^2 .

It is a cyclic number.

It is not a de Polignac number, because 304434497 - 2⁸ = 304434241 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 304434497.

It is not a weakly prime, because it can be changed into another prime (304434457) 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, 152217248 + 152217249.

It is an arithmetic number, because the mean of its divisors is an integer number (152217249).

Almost surely, 2^304434497 is an apocalyptic number.

It is an amenable number.

304434497 is a deficient number, since it is larger than the sum of its proper divisors (1).

304434497 is an equidigital number, since it uses as much as digits as its factorization.

304434497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 38.

The square root of 304434497 is about 17448.0513811715. The cubic root of 304434497 is about 672.7152727716.

The spelling of 304434497 in words is "three hundred four million, four hundred thirty-four thousand, four hundred ninety-seven".