716716 has 48 divisors (see below), whose sum is σ = 1693440. Its totient is φ = 256320.

The previous prime is 716713. The next prime is 716731. The reversal of 716716 is 617617.

716716 is nontrivially palindromic in base 9.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (716713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3915 + ... + 4093.

It is an arithmetic number, because the mean of its divisors is an integer number (35280).

2⁷¹⁶⁷¹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 716716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (846720).

716716 is an abundant number, since it is smaller than the sum of its proper divisors (976724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

716716 is a wasteful number, since it uses less digits than its factorization.

716716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 212 counting only the distinct ones).

The product of its digits is 1764, while the sum is 28.

The square root of 716716 is about 846.5908102501. The cubic root of 716716 is about 89.4916193270.

Subtracting from 716716 its reverse (617617), we obtain a palindrome (99099).

The spelling of 716716 in words is "seven hundred sixteen thousand, seven hundred sixteen".