330669247 has 2 divisors, whose sum is σ = 330669248. Its totient is φ = 330669246.

The previous prime is 330669211. The next prime is 330669271. The reversal of 330669247 is 742966033.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 330669247 - 2¹⁵ = 330636479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330669047) 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, 165334623 + 165334624.

It is an arithmetic number, because the mean of its divisors is an integer number (165334624).

Almost surely, 2^330669247 is an apocalyptic number.

330669247 is a deficient number, since it is larger than the sum of its proper divisors (1).

330669247 is an equidigital number, since it uses as much as digits as its factorization.

330669247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 40.

The square root of 330669247 is about 18184.3132122167. The cubic root of 330669247 is about 691.5091570566.

The spelling of 330669247 in words is "three hundred thirty million, six hundred sixty-nine thousand, two hundred forty-seven".