722195219 has 2 divisors, whose sum is σ = 722195220. Its totient is φ = 722195218.

The previous prime is 722195213. The next prime is 722195261. The reversal of 722195219 is 912591227.

722195219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 722195219 - 2⁴ = 722195203 is a prime.

It is a super-2 number, since 2×722195219² = 1043131868692915922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (722195213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361097609 + 361097610.

It is an arithmetic number, because the mean of its divisors is an integer number (361097610).

Almost surely, 2^722195219 is an apocalyptic number.

722195219 is a deficient number, since it is larger than the sum of its proper divisors (1).

722195219 is an equidigital number, since it uses as much as digits as its factorization.

722195219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 38.

The square root of 722195219 is about 26873.6900890071. The cubic root of 722195219 is about 897.1909200224.

The spelling of 722195219 in words is "seven hundred twenty-two million, one hundred ninety-five thousand, two hundred nineteen".