716733445 has 4 divisors (see below), whose sum is σ = 860080140. Its totient is φ = 573386752.

The previous prime is 716733389. The next prime is 716733449. The reversal of 716733445 is 544337617.

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 170015521 + 546717924 = 13039^2 + 23382^2 .

It is a cyclic number.

It is not a de Polignac number, because 716733445 - 2⁷ = 716733317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 716733398 and 716733407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716733449) 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, 71673340 + ... + 71673349.

It is an arithmetic number, because the mean of its divisors is an integer number (215020035).

Almost surely, 2^716733445 is an apocalyptic number.

It is an amenable number.

716733445 is a deficient number, since it is larger than the sum of its proper divisors (143346695).

716733445 is a wasteful number, since it uses less digits than its factorization.

716733445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143346694.

The product of its digits is 211680, while the sum is 40.

The square root of 716733445 is about 26771.8778758607. The cubic root of 716733445 is about 894.9234540196.

The spelling of 716733445 in words is "seven hundred sixteen million, seven hundred thirty-three thousand, four hundred forty-five".