722544079 has 2 divisors, whose sum is σ = 722544080. Its totient is φ = 722544078.

The previous prime is 722543977. The next prime is 722544091. The reversal of 722544079 is 970445227.

722544079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-722544079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (722544479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361272039 + 361272040.

It is an arithmetic number, because the mean of its divisors is an integer number (361272040).

Almost surely, 2^722544079 is an apocalyptic number.

722544079 is a deficient number, since it is larger than the sum of its proper divisors (1).

722544079 is an equidigital number, since it uses as much as digits as its factorization.

722544079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 722544079 is about 26880.1800403197. The cubic root of 722544079 is about 897.3353609491.

The spelling of 722544079 in words is "seven hundred twenty-two million, five hundred forty-four thousand, seventy-nine".