6744779 has 2 divisors, whose sum is σ = 6744780. Its totient is φ = 6744778.

The previous prime is 6744769. The next prime is 6744781. The reversal of 6744779 is 9774476.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6744779 - 2⁸ = 6744523 is a prime.

Together with 6744781, 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 (6744769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3372389 + 3372390.

It is an arithmetic number, because the mean of its divisors is an integer number (3372390).

Almost surely, 2^6744779 is an apocalyptic number.

6744779 is a deficient number, since it is larger than the sum of its proper divisors (1).

6744779 is an equidigital number, since it uses as much as digits as its factorization.

6744779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 296352, while the sum is 44.

The square root of 6744779 is about 2597.0712350646. The cubic root of 6744779 is about 188.9394186359.

The spelling of 6744779 in words is "six million, seven hundred forty-four thousand, seven hundred seventy-nine".