6769769 has 2 divisors, whose sum is σ = 6769770. Its totient is φ = 6769768.

The previous prime is 6769759. The next prime is 6769771. The reversal of 6769769 is 9679676.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6150400 + 619369 = 2480^2 + 787^2 .

It is a cyclic number.

It is not a de Polignac number, because 6769769 - 2¹² = 6765673 is a prime.

It is a super-2 number, since 2×6769769² = 91659544626722, which contains 22 as substring.

Together with 6769771, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6769759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3384884 + 3384885.

It is an arithmetic number, because the mean of its divisors is an integer number (3384885).

Almost surely, 2^6769769 is an apocalyptic number.

It is an amenable number.

6769769 is a deficient number, since it is larger than the sum of its proper divisors (1).

6769769 is an equidigital number, since it uses as much as digits as its factorization.

6769769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 857304, while the sum is 50.

The square root of 6769769 is about 2601.8779756168. The cubic root of 6769769 is about 189.1724767655.

The spelling of 6769769 in words is "six million, seven hundred sixty-nine thousand, seven hundred sixty-nine".