6722344427 has 2 divisors, whose sum is σ = 6722344428. Its totient is φ = 6722344426.

The previous prime is 6722344417. The next prime is 6722344469. The reversal of 6722344427 is 7244432276.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6722344427 - 2²⁰ = 6721295851 is a prime.

It is not a weakly prime, because it can be changed into another prime (6722344417) 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, 3361172213 + 3361172214.

It is an arithmetic number, because the mean of its divisors is an integer number (3361172214).

Almost surely, 2^6722344427 is an apocalyptic number.

6722344427 is a deficient number, since it is larger than the sum of its proper divisors (1).

6722344427 is an equidigital number, since it uses as much as digits as its factorization.

6722344427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 451584, while the sum is 41.

The square root of 6722344427 is about 81989.9044212152. The cubic root of 6722344427 is about 1887.2970167929.

The spelling of 6722344427 in words is "six billion, seven hundred twenty-two million, three hundred forty-four thousand, four hundred twenty-seven".