716116231 has 4 divisors (see below), whose sum is σ = 729627912. Its totient is φ = 702604552.

The previous prime is 716116223. The next prime is 716116237. The reversal of 716116231 is 132611617.

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

It is a cyclic number.

It is not a de Polignac number, because 716116231 - 2³ = 716116223 is a prime.

It is a super-2 number, since 2×716116231² = 1025644912603290722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 716116231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716116237) 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, 6755761 + ... + 6755866.

It is an arithmetic number, because the mean of its divisors is an integer number (182406978).

Almost surely, 2^716116231 is an apocalyptic number.

716116231 is a deficient number, since it is larger than the sum of its proper divisors (13511681).

716116231 is a wasteful number, since it uses less digits than its factorization.

716116231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13511680.

The product of its digits is 1512, while the sum is 28.

The square root of 716116231 is about 26760.3481105908. The cubic root of 716116231 is about 894.6664928862. Note that the first 3 decimals are identical.

Adding to 716116231 its reverse (132611617), we get a palindrome (848727848).

The spelling of 716116231 in words is "seven hundred sixteen million, one hundred sixteen thousand, two hundred thirty-one".