626865241 has 2 divisors, whose sum is σ = 626865242. Its totient is φ = 626865240.

The previous prime is 626865227. The next prime is 626865263. The reversal of 626865241 is 142568626.

626865241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 384160000 + 242705241 = 19600^2 + 15579^2 .

It is a cyclic number.

It is not a de Polignac number, because 626865241 - 2⁵ = 626865209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 626865194 and 626865203.

It is not a weakly prime, because it can be changed into another prime (626868241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313432620 + 313432621.

It is an arithmetic number, because the mean of its divisors is an integer number (313432621).

Almost surely, 2^626865241 is an apocalyptic number.

It is an amenable number.

626865241 is a deficient number, since it is larger than the sum of its proper divisors (1).

626865241 is an equidigital number, since it uses as much as digits as its factorization.

626865241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 40.

The square root of 626865241 is about 25037.2770284630. The cubic root of 626865241 is about 855.8376665593.

The spelling of 626865241 in words is "six hundred twenty-six million, eight hundred sixty-five thousand, two hundred forty-one".