706438793 has 2 divisors, whose sum is σ = 706438794. Its totient is φ = 706438792.

The previous prime is 706438783. The next prime is 706438841. The reversal of 706438793 is 397834607.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 382906624 + 323532169 = 19568^2 + 17987^2 .

It is an emirp because it is prime and its reverse (397834607) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 706438793 - 2⁶ = 706438729 is a prime.

It is not a weakly prime, because it can be changed into another prime (706438703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353219396 + 353219397.

It is an arithmetic number, because the mean of its divisors is an integer number (353219397).

Almost surely, 2^706438793 is an apocalyptic number.

It is an amenable number.

706438793 is a deficient number, since it is larger than the sum of its proper divisors (1).

706438793 is an equidigital number, since it uses as much as digits as its factorization.

706438793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 47.

The square root of 706438793 is about 26578.9163247865. The cubic root of 706438793 is about 890.6180922957.

The spelling of 706438793 in words is "seven hundred six million, four hundred thirty-eight thousand, seven hundred ninety-three".