3220576673 has 2 divisors, whose sum is σ = 3220576674. Its totient is φ = 3220576672.

The previous prime is 3220576669. The next prime is 3220576699. The reversal of 3220576673 is 3766750223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2025630049 + 1194946624 = 45007^2 + 34568^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220576673 - 2² = 3220576669 is a prime.

It is a super-2 number, since 2×3220576673² = 20744228213343497858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3220576673.

It is not a weakly prime, because it can be changed into another prime (3220576603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610288336 + 1610288337.

It is an arithmetic number, because the mean of its divisors is an integer number (1610288337).

Almost surely, 2^3220576673 is an apocalyptic number.

It is an amenable number.

3220576673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220576673 is an equidigital number, since it uses as much as digits as its factorization.

3220576673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 41.

The square root of 3220576673 is about 56750.1248721093. The cubic root of 3220576673 is about 1476.7643998100.

The spelling of 3220576673 in words is "three billion, two hundred twenty million, five hundred seventy-six thousand, six hundred seventy-three".