330590989 has 2 divisors, whose sum is σ = 330590990. Its totient is φ = 330590988.

The previous prime is 330590971. The next prime is 330591007. The reversal of 330590989 is 989095033.

It is a balanced prime because it is at equal distance from previous prime (330590971) and next prime (330591007).

It can be written as a sum of positive squares in only one way, i.e., 237314025 + 93276964 = 15405^2 + 9658^2 .

It is an emirp because it is prime and its reverse (989095033) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 330590989 - 2¹¹ = 330588941 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330590929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165295494 + 165295495.

It is an arithmetic number, because the mean of its divisors is an integer number (165295495).

Almost surely, 2^330590989 is an apocalyptic number.

It is an amenable number.

330590989 is a deficient number, since it is larger than the sum of its proper divisors (1).

330590989 is an equidigital number, since it uses as much as digits as its factorization.

330590989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 262440, while the sum is 46.

The square root of 330590989 is about 18182.1612851718. The cubic root of 330590989 is about 691.4546006342.

The spelling of 330590989 in words is "three hundred thirty million, five hundred ninety thousand, nine hundred eighty-nine".