626013673 has 2 divisors, whose sum is σ = 626013674. Its totient is φ = 626013672.

The previous prime is 626013667. The next prime is 626013697. The reversal of 626013673 is 376310626.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 494039529 + 131974144 = 22227^2 + 11488^2 .

It is a cyclic number.

It is not a de Polignac number, because 626013673 - 2⁹ = 626013161 is a prime.

It is not a weakly prime, because it can be changed into another prime (626013613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313006836 + 313006837.

It is an arithmetic number, because the mean of its divisors is an integer number (313006837).

Almost surely, 2^626013673 is an apocalyptic number.

It is an amenable number.

626013673 is a deficient number, since it is larger than the sum of its proper divisors (1).

626013673 is an equidigital number, since it uses as much as digits as its factorization.

626013673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 626013673 is about 25020.2652463958. The cubic root of 626013673 is about 855.4499520568.

The spelling of 626013673 in words is "six hundred twenty-six million, thirteen thousand, six hundred seventy-three".