773828369 has 2 divisors, whose sum is σ = 773828370. Its totient is φ = 773828368.

The previous prime is 773828317. The next prime is 773828437. The reversal of 773828369 is 963828377.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 694849600 + 78978769 = 26360^2 + 8887^2 .

It is a cyclic number.

It is not a de Polignac number, because 773828369 - 2⁸ = 773828113 is a prime.

It is a super-2 number, since 2×773828369² = 1197620689338400322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 773828369.

It is not a weakly prime, because it can be changed into another prime (773828309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386914184 + 386914185.

It is an arithmetic number, because the mean of its divisors is an integer number (386914185).

Almost surely, 2^773828369 is an apocalyptic number.

It is an amenable number.

773828369 is a deficient number, since it is larger than the sum of its proper divisors (1).

773828369 is an equidigital number, since it uses as much as digits as its factorization.

773828369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3048192, while the sum is 53.

The square root of 773828369 is about 27817.7707410209. The cubic root of 773828369 is about 918.0821615019.

The spelling of 773828369 in words is "seven hundred seventy-three million, eight hundred twenty-eight thousand, three hundred sixty-nine".