6722340349 has 2 divisors, whose sum is σ = 6722340350. Its totient is φ = 6722340348.

The previous prime is 6722340337. The next prime is 6722340439. The reversal of 6722340349 is 9430432276.

Together with next prime (6722340439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5347265625 + 1375074724 = 73125^2 + 37082^2 .

It is a cyclic number.

It is not a de Polignac number, because 6722340349 - 2⁹ = 6722339837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6722343349) 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, 3361170174 + 3361170175.

It is an arithmetic number, because the mean of its divisors is an integer number (3361170175).

Almost surely, 2^6722340349 is an apocalyptic number.

It is an amenable number.

6722340349 is a deficient number, since it is larger than the sum of its proper divisors (1).

6722340349 is an equidigital number, since it uses as much as digits as its factorization.

6722340349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 40.

The square root of 6722340349 is about 81989.8795522960. The cubic root of 6722340349 is about 1887.2966351603.

The spelling of 6722340349 in words is "six billion, seven hundred twenty-two million, three hundred forty thousand, three hundred forty-nine".