716449 has 2 divisors, whose sum is σ = 716450. Its totient is φ = 716448.

The previous prime is 716447. The next prime is 716453. The reversal of 716449 is 944617.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 535824 + 180625 = 732^2 + 425^2 .

It is a cyclic number.

It is not a de Polignac number, because 716449 - 2¹ = 716447 is a prime.

Together with 716447, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 716449.

It is not a weakly prime, because it can be changed into another prime (716447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358224 + 358225.

It is an arithmetic number, because the mean of its divisors is an integer number (358225).

2⁷¹⁶⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

716449 is a deficient number, since it is larger than the sum of its proper divisors (1).

716449 is an equidigital number, since it uses as much as digits as its factorization.

716449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 31.

The square root of 716449 is about 846.4331042675. The cubic root of 716449 is about 89.4805051013.

The spelling of 716449 in words is "seven hundred sixteen thousand, four hundred forty-nine".