706764739 has 2 divisors, whose sum is σ = 706764740. Its totient is φ = 706764738.

The previous prime is 706764733. The next prime is 706764767. The reversal of 706764739 is 937467607.

It is a weak prime.

It is an emirp because it is prime and its reverse (937467607) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 706764739 - 2²⁷ = 572547011 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 706764692 and 706764701.

It is not a weakly prime, because it can be changed into another prime (706764733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353382369 + 353382370.

It is an arithmetic number, because the mean of its divisors is an integer number (353382370).

Almost surely, 2^706764739 is an apocalyptic number.

706764739 is a deficient number, since it is larger than the sum of its proper divisors (1).

706764739 is an equidigital number, since it uses as much as digits as its factorization.

706764739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1333584, while the sum is 49.

The square root of 706764739 is about 26585.0472822600. The cubic root of 706764739 is about 890.7550462552.

The spelling of 706764739 in words is "seven hundred six million, seven hundred sixty-four thousand, seven hundred thirty-nine".