6779459 has 2 divisors, whose sum is σ = 6779460. Its totient is φ = 6779458.

The previous prime is 6779453. The next prime is 6779467. The reversal of 6779459 is 9549776.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6779459 - 2⁸ = 6779203 is a prime.

It is a super-2 number, since 2×6779459² = 91922128665362, which contains 22 as substring.

It is a Chen prime.

It is a d-powerful number, because it can be written as 6² + 7⁶ + 7⁷ + 9⁴ + 4¹⁰ + 5³ + 9⁷ .

It is not a weakly prime, because it can be changed into another prime (6779453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3389729 + 3389730.

It is an arithmetic number, because the mean of its divisors is an integer number (3389730).

Almost surely, 2^6779459 is an apocalyptic number.

6779459 is a deficient number, since it is larger than the sum of its proper divisors (1).

6779459 is an equidigital number, since it uses as much as digits as its factorization.

6779459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 47.

The square root of 6779459 is about 2603.7394262867. The cubic root of 6779459 is about 189.2626919261.

The spelling of 6779459 in words is "six million, seven hundred seventy-nine thousand, four hundred fifty-nine".