716740868 has 6 divisors (see below), whose sum is σ = 1254296526. Its totient is φ = 358370432.

The previous prime is 716740867. The next prime is 716740873. The reversal of 716740868 is 868047617.

It can be written as a sum of positive squares in only one way, i.e., 525693184 + 191047684 = 22928^2 + 13822^2 .

It is a super-2 number, since 2×716740868² = 1027434943722786848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (716740861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 89592605 + ... + 89592612.

It is an arithmetic number, because the mean of its divisors is an integer number (209049421).

Almost surely, 2^716740868 is an apocalyptic number.

It is an amenable number.

716740868 is a deficient number, since it is larger than the sum of its proper divisors (537555658).

716740868 is a wasteful number, since it uses less digits than its factorization.

716740868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179185221 (or 179185219 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 47.

The square root of 716740868 is about 26772.0165097813. The cubic root of 716740868 is about 894.9265434964.

The spelling of 716740868 in words is "seven hundred sixteen million, seven hundred forty thousand, eight hundred sixty-eight".