716601720 has 64 divisors (see below), whose sum is σ = 2262960000. Its totient is φ = 181035648.

The previous prime is 716601713. The next prime is 716601733. The reversal of 716601720 is 27106617.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154870 + ... + 159429.

It is an arithmetic number, because the mean of its divisors is an integer number (35358750).

Almost surely, 2^716601720 is an apocalyptic number.

It is an amenable number.

716601720 is an abundant number, since it is smaller than the sum of its proper divisors (1546358280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

716601720 is a wasteful number, since it uses less digits than its factorization.

716601720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314332 (or 314328 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 716601720 is about 26769.4176253425. The cubic root of 716601720 is about 894.8686260985.

The spelling of 716601720 in words is "seven hundred sixteen million, six hundred one thousand, seven hundred twenty".