330299993 has 2 divisors, whose sum is σ = 330299994. Its totient is φ = 330299992.

The previous prime is 330299951. The next prime is 330300011. The reversal of 330299993 is 399992033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 241243024 + 89056969 = 15532^2 + 9437^2 .

It is a cyclic number.

It is not a de Polignac number, because 330299993 - 2¹⁸ = 330037849 is a prime.

It is not a weakly prime, because it can be changed into another prime (330299903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165149996 + 165149997.

It is an arithmetic number, because the mean of its divisors is an integer number (165149997).

Almost surely, 2^330299993 is an apocalyptic number.

It is an amenable number.

330299993 is a deficient number, since it is larger than the sum of its proper divisors (1).

330299993 is an equidigital number, since it uses as much as digits as its factorization.

330299993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 354294, while the sum is 47.

The square root of 330299993 is about 18174.1572844520. The cubic root of 330299993 is about 691.2516614579.

The spelling of 330299993 in words is "three hundred thirty million, two hundred ninety-nine thousand, nine hundred ninety-three".