722727227 has 2 divisors, whose sum is σ = 722727228. Its totient is φ = 722727226.

The previous prime is 722727217. The next prime is 722727233.

722727227 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 722727227 - 2⁶ = 722727163 is a prime.

It is not a weakly prime, because it can be changed into another prime (722727217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361363613 + 361363614.

It is an arithmetic number, because the mean of its divisors is an integer number (361363614).

Almost surely, 2^722727227 is an apocalyptic number.

722727227 is a deficient number, since it is larger than the sum of its proper divisors (1).

722727227 is an equidigital number, since it uses as much as digits as its factorization.

722727227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76832, while the sum is 38.

The square root of 722727227 is about 26883.5865724795. The cubic root of 722727227 is about 897.4111723759.

The spelling of 722727227 in words is "seven hundred twenty-two million, seven hundred twenty-seven thousand, two hundred twenty-seven".