330520049 has 2 divisors, whose sum is σ = 330520050. Its totient is φ = 330520048.

The previous prime is 330520039. The next prime is 330520079. The reversal of 330520049 is 940025033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329785600 + 734449 = 18160^2 + 857^2 .

It is a cyclic number.

It is not a de Polignac number, because 330520049 - 2⁴ = 330520033 is a prime.

It is not a weakly prime, because it can be changed into another prime (330520019) 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, 165260024 + 165260025.

It is an arithmetic number, because the mean of its divisors is an integer number (165260025).

Almost surely, 2^330520049 is an apocalyptic number.

It is an amenable number.

330520049 is a deficient number, since it is larger than the sum of its proper divisors (1).

330520049 is an equidigital number, since it uses as much as digits as its factorization.

330520049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 330520049 is about 18180.2103673197. The cubic root of 330520049 is about 691.4051384085.

The spelling of 330520049 in words is "three hundred thirty million, five hundred twenty thousand, forty-nine".