716061217 has 4 divisors (see below), whose sum is σ = 729571860. Its totient is φ = 702550576.

The previous prime is 716061197. The next prime is 716061239. The reversal of 716061217 is 712160617.

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

It can be written as a sum of positive squares in 2 ways, for example, as 373107856 + 342953361 = 19316^2 + 18519^2 .

It is a cyclic number.

It is not a de Polignac number, because 716061217 - 2⁷ = 716061089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716061257) 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, 6755242 + ... + 6755347.

It is an arithmetic number, because the mean of its divisors is an integer number (182392965).

Almost surely, 2^716061217 is an apocalyptic number.

It is an amenable number.

716061217 is a deficient number, since it is larger than the sum of its proper divisors (13510643).

716061217 is a wasteful number, since it uses less digits than its factorization.

716061217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13510642.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 716061217 is about 26759.3201894219. The cubic root of 716061217 is about 894.6435820603.

The spelling of 716061217 in words is "seven hundred sixteen million, sixty-one thousand, two hundred seventeen".