769928441 has 2 divisors, whose sum is σ = 769928442. Its totient is φ = 769928440.

The previous prime is 769928437. The next prime is 769928461. The reversal of 769928441 is 144829967.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 759553600 + 10374841 = 27560^2 + 3221^2 .

It is a cyclic number.

It is not a de Polignac number, because 769928441 - 2² = 769928437 is a prime.

It is a Sophie Germain prime.

It is a Chen 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 769928441.

It is not a weakly prime, because it can be changed into another prime (769928461) 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, 384964220 + 384964221.

It is an arithmetic number, because the mean of its divisors is an integer number (384964221).

Almost surely, 2^769928441 is an apocalyptic number.

It is an amenable number.

769928441 is a deficient number, since it is larger than the sum of its proper divisors (1).

769928441 is an equidigital number, since it uses as much as digits as its factorization.

769928441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 50.

The square root of 769928441 is about 27747.5844173867. The cubic root of 769928441 is about 916.5372512543.

The spelling of 769928441 in words is "seven hundred sixty-nine million, nine hundred twenty-eight thousand, four hundred forty-one".