722516033 has 2 divisors, whose sum is σ = 722516034. Its totient is φ = 722516032.

The previous prime is 722516017. The next prime is 722516071. The reversal of 722516033 is 330615227.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 551874064 + 170641969 = 23492^2 + 13063^2 .

It is a cyclic number.

It is not a de Polignac number, because 722516033 - 2⁴ = 722516017 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 722515987 and 722516005.

It is not a weakly prime, because it can be changed into another prime (722516633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361258016 + 361258017.

It is an arithmetic number, because the mean of its divisors is an integer number (361258017).

Almost surely, 2^722516033 is an apocalyptic number.

It is an amenable number.

722516033 is a deficient number, since it is larger than the sum of its proper divisors (1).

722516033 is an equidigital number, since it uses as much as digits as its factorization.

722516033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 722516033 is about 26879.6583497633. The cubic root of 722516033 is about 897.3237505879.

The spelling of 722516033 in words is "seven hundred twenty-two million, five hundred sixteen thousand, thirty-three".