330636973 has 2 divisors, whose sum is σ = 330636974. Its totient is φ = 330636972.

The previous prime is 330636967. The next prime is 330637001. The reversal of 330636973 is 379636033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197880489 + 132756484 = 14067^2 + 11522^2 .

It is a cyclic number.

It is not a de Polignac number, because 330636973 - 2⁵ = 330636941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330636913) 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, 165318486 + 165318487.

It is an arithmetic number, because the mean of its divisors is an integer number (165318487).

Almost surely, 2^330636973 is an apocalyptic number.

It is an amenable number.

330636973 is a deficient number, since it is larger than the sum of its proper divisors (1).

330636973 is an equidigital number, since it uses as much as digits as its factorization.

330636973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 183708, while the sum is 40.

The square root of 330636973 is about 18183.4257773391. The cubic root of 330636973 is about 691.4866587516.

The spelling of 330636973 in words is "three hundred thirty million, six hundred thirty-six thousand, nine hundred seventy-three".