6340779 has 12 divisors (see below), whose sum is σ = 9697896. Its totient is φ = 3978432.

The previous prime is 6340757. The next prime is 6340787. The reversal of 6340779 is 9770436.

It is not a de Polignac number, because 6340779 - 2⁹ = 6340267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6340739) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20569 + ... + 20874.

It is an arithmetic number, because the mean of its divisors is an integer number (808158).

Almost surely, 2^6340779 is an apocalyptic number.

6340779 is a deficient number, since it is larger than the sum of its proper divisors (3357117).

6340779 is a wasteful number, since it uses less digits than its factorization.

6340779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41466 (or 41463 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 6340779 is about 2518.0903478628. The cubic root of 6340779 is about 185.0891121699.

The spelling of 6340779 in words is "six million, three hundred forty thousand, seven hundred seventy-nine".