716734641 has 8 divisors (see below), whose sum is σ = 1092167104. Its totient is φ = 409562640.

The previous prime is 716734639. The next prime is 716734657. The reversal of 716734641 is 146437617.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 716734641 - 2¹ = 716734639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 716734641.

It is not an unprimeable number, because it can be changed into a prime (716734661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17065090 + ... + 17065131.

It is an arithmetic number, because the mean of its divisors is an integer number (136520888).

Almost surely, 2^716734641 is an apocalyptic number.

It is an amenable number.

716734641 is a deficient number, since it is larger than the sum of its proper divisors (375432463).

716734641 is a wasteful number, since it uses less digits than its factorization.

716734641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34130231.

The product of its digits is 84672, while the sum is 39.

The square root of 716734641 is about 26771.9002127230. The cubic root of 716734641 is about 894.9239518002.

The spelling of 716734641 in words is "seven hundred sixteen million, seven hundred thirty-four thousand, six hundred forty-one".