722534707 has 2 divisors, whose sum is σ = 722534708. Its totient is φ = 722534706.

The previous prime is 722534693. The next prime is 722534723. The reversal of 722534707 is 707435227.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-722534707 is a prime.

It is not a weakly prime, because it can be changed into another prime (722534737) 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, 361267353 + 361267354.

It is an arithmetic number, because the mean of its divisors is an integer number (361267354).

Almost surely, 2^722534707 is an apocalyptic number.

722534707 is a deficient number, since it is larger than the sum of its proper divisors (1).

722534707 is an equidigital number, since it uses as much as digits as its factorization.

722534707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82320, while the sum is 37.

The square root of 722534707 is about 26880.0057105649. The cubic root of 722534707 is about 897.3314812027.

The spelling of 722534707 in words is "seven hundred twenty-two million, five hundred thirty-four thousand, seven hundred seven".