716006623 has 4 divisors (see below), whose sum is σ = 720006840. Its totient is φ = 712006408.

The previous prime is 716006611. The next prime is 716006633. The reversal of 716006623 is 326600617.

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

It is a cyclic number.

It is not a de Polignac number, because 716006623 - 2⁵ = 716006591 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

716006623 is a modest number, since divided by 6623 gives 716 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716006633) 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, 1999840 + ... + 2000197.

It is an arithmetic number, because the mean of its divisors is an integer number (180001710).

Almost surely, 2^716006623 is an apocalyptic number.

716006623 is a deficient number, since it is larger than the sum of its proper divisors (4000217).

716006623 is a wasteful number, since it uses less digits than its factorization.

716006623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000216.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 716006623 is about 26758.3000767986. The cubic root of 716006623 is about 894.6208449852.

The spelling of 716006623 in words is "seven hundred sixteen million, six thousand, six hundred twenty-three".