330628873 has 2 divisors, whose sum is σ = 330628874. Its totient is φ = 330628872.

The previous prime is 330628871. The next prime is 330628889. The reversal of 330628873 is 378826033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311593104 + 19035769 = 17652^2 + 4363^2 .

It is a cyclic number.

It is not a de Polignac number, because 330628873 - 2¹ = 330628871 is a prime.

It is a super-2 number, since 2×330628873² = 218630903322500258, which contains 22 as substring.

Together with 330628871, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (330628871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165314436 + 165314437.

It is an arithmetic number, because the mean of its divisors is an integer number (165314437).

Almost surely, 2^330628873 is an apocalyptic number.

It is an amenable number.

330628873 is a deficient number, since it is larger than the sum of its proper divisors (1).

330628873 is an equidigital number, since it uses as much as digits as its factorization.

330628873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 330628873 is about 18183.2030456683. The cubic root of 330628873 is about 691.4810119868.

The spelling of 330628873 in words is "three hundred thirty million, six hundred twenty-eight thousand, eight hundred seventy-three".