722516071 has 2 divisors, whose sum is σ = 722516072. Its totient is φ = 722516070.

The previous prime is 722516033. The next prime is 722516077. The reversal of 722516071 is 170615227.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 722516071 - 2¹⁹ = 721991783 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (722516077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361258035 + 361258036.

It is an arithmetic number, because the mean of its divisors is an integer number (361258036).

Almost surely, 2^722516071 is an apocalyptic number.

722516071 is a deficient number, since it is larger than the sum of its proper divisors (1).

722516071 is an equidigital number, since it uses as much as digits as its factorization.

722516071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 722516071 is about 26879.6590566175. The cubic root of 722516071 is about 897.3237663192.

The spelling of 722516071 in words is "seven hundred twenty-two million, five hundred sixteen thousand, seventy-one".