304875497 has 2 divisors, whose sum is σ = 304875498. Its totient is φ = 304875496.

The previous prime is 304875443. The next prime is 304875541. The reversal of 304875497 is 794578403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230553856 + 74321641 = 15184^2 + 8621^2 .

It is a cyclic number.

It is not a de Polignac number, because 304875497 - 2¹⁰ = 304874473 is a prime.

It is not a weakly prime, because it can be changed into another prime (304875407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152437748 + 152437749.

It is an arithmetic number, because the mean of its divisors is an integer number (152437749).

Almost surely, 2^304875497 is an apocalyptic number.

It is an amenable number.

304875497 is a deficient number, since it is larger than the sum of its proper divisors (1).

304875497 is an equidigital number, since it uses as much as digits as its factorization.

304875497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 304875497 is about 17460.6843222137. The cubic root of 304875497 is about 673.0399450233.

The spelling of 304875497 in words is "three hundred four million, eight hundred seventy-five thousand, four hundred ninety-seven".