716831671 has 4 divisors (see below), whose sum is σ = 717263352. Its totient is φ = 716399992.

The previous prime is 716831663. The next prime is 716831683. The reversal of 716831671 is 176138617.

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 716831671 - 2³ = 716831663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716831611) 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, 213340 + ... + 216673.

It is an arithmetic number, because the mean of its divisors is an integer number (179315838).

Almost surely, 2^716831671 is an apocalyptic number.

716831671 is a deficient number, since it is larger than the sum of its proper divisors (431681).

716831671 is a wasteful number, since it uses less digits than its factorization.

716831671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431680.

The product of its digits is 42336, while the sum is 40.

The square root of 716831671 is about 26773.7123126398. The cubic root of 716831671 is about 894.9643342736.

The spelling of 716831671 in words is "seven hundred sixteen million, eight hundred thirty-one thousand, six hundred seventy-one".