3221009867 has 2 divisors, whose sum is σ = 3221009868. Its totient is φ = 3221009866.

The previous prime is 3221009851. The next prime is 3221009921. The reversal of 3221009867 is 7689001223.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3221009867 - 2⁴ = 3221009851 is a prime.

It is a super-2 number, since 2×3221009867² = 20749809126622715378, 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 3221009867.

It is not a weakly prime, because it can be changed into another prime (3221009807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610504933 + 1610504934.

It is an arithmetic number, because the mean of its divisors is an integer number (1610504934).

Almost surely, 2^3221009867 is an apocalyptic number.

3221009867 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221009867 is an equidigital number, since it uses as much as digits as its factorization.

3221009867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 3221009867 is about 56753.9414226008. The cubic root of 3221009867 is about 1476.8306091530.

The spelling of 3221009867 in words is "three billion, two hundred twenty-one million, nine thousand, eight hundred sixty-seven".