765673 has 2 divisors, whose sum is σ = 765674. Its totient is φ = 765672.

The previous prime is 765659. The next prime is 765707. The reversal of 765673 is 376567.

It is an a-pointer prime, because the next prime (765707) can be obtained adding 765673 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 685584 + 80089 = 828^2 + 283^2 .

It is a cyclic number.

It is not a de Polignac number, because 765673 - 2¹³ = 757481 is a prime.

765673 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (765613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382836 + 382837.

It is an arithmetic number, because the mean of its divisors is an integer number (382837).

2⁷⁶⁵⁶⁷³ is an apocalyptic number.

It is an amenable number.

765673 is a deficient number, since it is larger than the sum of its proper divisors (1).

765673 is an equidigital number, since it uses as much as digits as its factorization.

765673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 34.

The square root of 765673 is about 875.0274281415. The cubic root of 765673 is about 91.4845545112.

The spelling of 765673 in words is "seven hundred sixty-five thousand, six hundred seventy-three".