330185413 has 2 divisors, whose sum is σ = 330185414. Its totient is φ = 330185412.

The previous prime is 330185399. The next prime is 330185473. The reversal of 330185413 is 314581033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260596449 + 69588964 = 16143^2 + 8342^2 .

It is a cyclic number.

It is not a de Polignac number, because 330185413 - 2⁹ = 330184901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330185473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165092706 + 165092707.

It is an arithmetic number, because the mean of its divisors is an integer number (165092707).

Almost surely, 2^330185413 is an apocalyptic number.

It is an amenable number.

330185413 is a deficient number, since it is larger than the sum of its proper divisors (1).

330185413 is an equidigital number, since it uses as much as digits as its factorization.

330185413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 330185413 is about 18171.0047328154. The cubic root of 330185413 is about 691.1717212245.

The spelling of 330185413 in words is "three hundred thirty million, one hundred eighty-five thousand, four hundred thirteen".