3221424007 has 2 divisors, whose sum is σ = 3221424008. Its totient is φ = 3221424006.

The previous prime is 3221423963. The next prime is 3221424047. The reversal of 3221424007 is 7004241223.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3221424007 - 2¹⁹ = 3220899719 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3221424047) 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, 1610712003 + 1610712004.

It is an arithmetic number, because the mean of its divisors is an integer number (1610712004).

Almost surely, 2^3221424007 is an apocalyptic number.

3221424007 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221424007 is an equidigital number, since it uses as much as digits as its factorization.

3221424007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 3221424007 is about 56757.5898625021. The cubic root of 3221424007 is about 1476.8939007337.

The spelling of 3221424007 in words is "three billion, two hundred twenty-one million, four hundred twenty-four thousand, seven".