716228081 has 8 divisors (see below), whose sum is σ = 745308960. Its totient is φ = 687712032.

The previous prime is 716228077. The next prime is 716228089. The reversal of 716228081 is 180822617.

716228081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 716228081 - 2² = 716228077 is a prime.

It is a super-2 number, since 2×716228081² = 1025965328025885122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716228089) 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, 138620 + ... + 143693.

It is an arithmetic number, because the mean of its divisors is an integer number (93163620).

Almost surely, 2^716228081 is an apocalyptic number.

It is an amenable number.

716228081 is a deficient number, since it is larger than the sum of its proper divisors (29080879).

716228081 is a wasteful number, since it uses less digits than its factorization.

716228081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282415.

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 716228081 is about 26762.4378747527. The cubic root of 716228081 is about 894.7130697004.

The spelling of 716228081 in words is "seven hundred sixteen million, two hundred twenty-eight thousand, eighty-one".