220596329 has 2 divisors, whose sum is σ = 220596330. Its totient is φ = 220596328.

The previous prime is 220596317. The next prime is 220596347. The reversal of 220596329 is 923695022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220463104 + 133225 = 14848^2 + 365^2 .

It is a cyclic number.

It is not a de Polignac number, because 220596329 - 2⁸ = 220596073 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 220596292 and 220596301.

It is not a weakly prime, because it can be changed into another prime (220596529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110298164 + 110298165.

It is an arithmetic number, because the mean of its divisors is an integer number (110298165).

Almost surely, 2^220596329 is an apocalyptic number.

It is an amenable number.

220596329 is a deficient number, since it is larger than the sum of its proper divisors (1).

220596329 is an equidigital number, since it uses as much as digits as its factorization.

220596329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 220596329 is about 14852.4856168925. The cubic root of 220596329 is about 604.2260248257.

The spelling of 220596329 in words is "two hundred twenty million, five hundred ninety-six thousand, three hundred twenty-nine".