716716739 has 4 divisors (see below), whose sum is σ = 721008624. Its totient is φ = 712424856.

The previous prime is 716716697. The next prime is 716716769. The reversal of 716716739 is 937617617.

716716739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716716739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 716716693 and 716716702.

It is not an unprimeable number, because it can be changed into a prime (716716769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2145692 + ... + 2146025.

It is an arithmetic number, because the mean of its divisors is an integer number (180252156).

Almost surely, 2^716716739 is an apocalyptic number.

716716739 is a deficient number, since it is larger than the sum of its proper divisors (4291885).

716716739 is a wasteful number, since it uses less digits than its factorization.

716716739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4291884.

The product of its digits is 333396, while the sum is 47.

The square root of 716716739 is about 26771.5658675394. The cubic root of 716716739 is about 894.9165008501.

The spelling of 716716739 in words is "seven hundred sixteen million, seven hundred sixteen thousand, seven hundred thirty-nine".