716671 has 2 divisors, whose sum is σ = 716672. Its totient is φ = 716670.

The previous prime is 716663. The next prime is 716687. The reversal of 716671 is 176617.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 716671 - 2³ = 716663 is a prime.

It is a super-3 number, since 3×716671³ = 1104283919843339133, which contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358335 + 358336.

It is an arithmetic number, because the mean of its divisors is an integer number (358336).

2⁷¹⁶⁶⁷¹ is an apocalyptic number.

716671 is a deficient number, since it is larger than the sum of its proper divisors (1).

716671 is an equidigital number, since it uses as much as digits as its factorization.

716671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1764, while the sum is 28.

The square root of 716671 is about 846.5642326487. The cubic root of 716671 is about 89.4897463363.

The spelling of 716671 in words is "seven hundred sixteen thousand, six hundred seventy-one".