722601029 has 2 divisors, whose sum is σ = 722601030. Its totient is φ = 722601028.

The previous prime is 722601017. The next prime is 722601043. The reversal of 722601029 is 920106227.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 542424100 + 180176929 = 23290^2 + 13423^2 .

It is an emirp because it is prime and its reverse (920106227) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 722601029 - 2⁴ = 722601013 is a prime.

It is a super-2 number, since 2×722601029² = 1044304494223717682, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 722600992 and 722601010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (722609029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361300514 + 361300515.

It is an arithmetic number, because the mean of its divisors is an integer number (361300515).

Almost surely, 2^722601029 is an apocalyptic number.

It is an amenable number.

722601029 is a deficient number, since it is larger than the sum of its proper divisors (1).

722601029 is an equidigital number, since it uses as much as digits as its factorization.

722601029 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 29.

The square root of 722601029 is about 26881.2393501490. The cubic root of 722601029 is about 897.3589359381.

The spelling of 722601029 in words is "seven hundred twenty-two million, six hundred one thousand, twenty-nine".