5778769 has 2 divisors, whose sum is σ = 5778770. Its totient is φ = 5778768.

The previous prime is 5778767. The next prime is 5778779. The reversal of 5778769 is 9678775.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5760000 + 18769 = 2400^2 + 137^2 .

It is a cyclic number.

It is not a de Polignac number, because 5778769 - 2¹ = 5778767 is a prime.

It is a super-2 number, since 2×5778769² = 66788342310722, which contains 22 as substring.

Together with 5778767, it forms a pair of twin primes.

5778769 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5778763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2889384 + 2889385.

It is an arithmetic number, because the mean of its divisors is an integer number (2889385).

Almost surely, 2^5778769 is an apocalyptic number.

It is an amenable number.

5778769 is a deficient number, since it is larger than the sum of its proper divisors (1).

5778769 is an equidigital number, since it uses as much as digits as its factorization.

5778769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 740880, while the sum is 49.

The square root of 5778769 is about 2403.9070281523. The cubic root of 5778769 is about 179.4506812776.

The spelling of 5778769 in words is "five million, seven hundred seventy-eight thousand, seven hundred sixty-nine".