716573971 has 4 divisors (see below), whose sum is σ = 723271032. Its totient is φ = 709876912.

The previous prime is 716573969. The next prime is 716573981. The reversal of 716573971 is 179375617.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 179375617 = 5939 ⋅30203.

It is a cyclic number.

It is not a de Polignac number, because 716573971 - 2¹ = 716573969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716573981) 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, 3348370 + ... + 3348583.

It is an arithmetic number, because the mean of its divisors is an integer number (180817758).

Almost surely, 2^716573971 is an apocalyptic number.

716573971 is a deficient number, since it is larger than the sum of its proper divisors (6697061).

716573971 is a wasteful number, since it uses less digits than its factorization.

716573971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6697060.

The product of its digits is 277830, while the sum is 46.

The square root of 716573971 is about 26768.8993236554. The cubic root of 716573971 is about 894.8570752703.

The spelling of 716573971 in words is "seven hundred sixteen million, five hundred seventy-three thousand, nine hundred seventy-one".