4422331997 has 2 divisors, whose sum is σ = 4422331998. Its totient is φ = 4422331996.

The previous prime is 4422331967. The next prime is 4422332021. The reversal of 4422331997 is 7991332244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2633126596 + 1789205401 = 51314^2 + 42299^2 .

It is a cyclic number.

It is not a de Polignac number, because 4422331997 - 2⁶ = 4422331933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4422331937) 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, 2211165998 + 2211165999.

It is an arithmetic number, because the mean of its divisors is an integer number (2211165999).

Almost surely, 2^4422331997 is an apocalyptic number.

It is an amenable number.

4422331997 is a deficient number, since it is larger than the sum of its proper divisors (1).

4422331997 is an equidigital number, since it uses as much as digits as its factorization.

4422331997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 44.

The square root of 4422331997 is about 66500.6165159392. The cubic root of 4422331997 is about 1641.4101490526.

The spelling of 4422331997 in words is "four billion, four hundred twenty-two million, three hundred thirty-one thousand, nine hundred ninety-seven".