330274493 has 2 divisors, whose sum is σ = 330274494. Its totient is φ = 330274492.

The previous prime is 330274489. The next prime is 330274517. The reversal of 330274493 is 394472033.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260435044 + 69839449 = 16138^2 + 8357^2 .

It is a cyclic number.

It is not a de Polignac number, because 330274493 - 2² = 330274489 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 (330274433) 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, 165137246 + 165137247.

It is an arithmetic number, because the mean of its divisors is an integer number (165137247).

Almost surely, 2^330274493 is an apocalyptic number.

It is an amenable number.

330274493 is a deficient number, since it is larger than the sum of its proper divisors (1).

330274493 is an equidigital number, since it uses as much as digits as its factorization.

330274493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 330274493 is about 18173.4557253154. The cubic root of 330274493 is about 691.2338722043.

The spelling of 330274493 in words is "three hundred thirty million, two hundred seventy-four thousand, four hundred ninety-three".