722163023 has 2 divisors, whose sum is σ = 722163024. Its totient is φ = 722163022.

The previous prime is 722162989. The next prime is 722163059. The reversal of 722163023 is 320361227.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 722163023 - 2¹⁶ = 722097487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 722162983 and 722163001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (722163083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361081511 + 361081512.

It is an arithmetic number, because the mean of its divisors is an integer number (361081512).

Almost surely, 2^722163023 is an apocalyptic number.

722163023 is a deficient number, since it is larger than the sum of its proper divisors (1).

722163023 is an equidigital number, since it uses as much as digits as its factorization.

722163023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 722163023 is about 26873.0910577849. The cubic root of 722163023 is about 897.1775873448.

The spelling of 722163023 in words is "seven hundred twenty-two million, one hundred sixty-three thousand, twenty-three".