3220206677 has 2 divisors, whose sum is σ = 3220206678. Its totient is φ = 3220206676.

The previous prime is 3220206667. The next prime is 3220206721. The reversal of 3220206677 is 7766020223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2797246321 + 422960356 = 52889^2 + 20566^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220206677 - 2⁸ = 3220206421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3220206617) 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, 1610103338 + 1610103339.

It is an arithmetic number, because the mean of its divisors is an integer number (1610103339).

Almost surely, 2^3220206677 is an apocalyptic number.

It is an amenable number.

3220206677 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220206677 is an equidigital number, since it uses as much as digits as its factorization.

3220206677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 3220206677 is about 56746.8649089974. The cubic root of 3220206677 is about 1476.7078449440.

The spelling of 3220206677 in words is "three billion, two hundred twenty million, two hundred six thousand, six hundred seventy-seven".