769704569 has 2 divisors, whose sum is σ = 769704570. Its totient is φ = 769704568.

The previous prime is 769704541. The next prime is 769704581. The reversal of 769704569 is 965407967.

769704569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 759718969 + 9985600 = 27563^2 + 3160^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-769704569 is a prime.

It is a super-2 number, since 2×769704569² = 1184890247078951522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 769704569.

It is not a weakly prime, because it can be changed into another prime (769784569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384852284 + 384852285.

It is an arithmetic number, because the mean of its divisors is an integer number (384852285).

Almost surely, 2^769704569 is an apocalyptic number.

It is an amenable number.

769704569 is a deficient number, since it is larger than the sum of its proper divisors (1).

769704569 is an equidigital number, since it uses as much as digits as its factorization.

769704569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2857680, while the sum is 53.

The square root of 769704569 is about 27743.5500432082. The cubic root of 769704569 is about 916.4484088341.

The spelling of 769704569 in words is "seven hundred sixty-nine million, seven hundred four thousand, five hundred sixty-nine".