6739459 has 2 divisors, whose sum is σ = 6739460. Its totient is φ = 6739458.

The previous prime is 6739451. The next prime is 6739477. The reversal of 6739459 is 9549376.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6739459 - 2³ = 6739451 is a prime.

It is a super-2 number, since 2×6739459² = 90840615225362, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6³ + 7⁴ + 3 + 9³ + 4² + 5⁹ + 9⁷ .

It is not a weakly prime, because it can be changed into another prime (6739451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3369729 + 3369730.

It is an arithmetic number, because the mean of its divisors is an integer number (3369730).

Almost surely, 2^6739459 is an apocalyptic number.

6739459 is a deficient number, since it is larger than the sum of its proper divisors (1).

6739459 is an equidigital number, since it uses as much as digits as its factorization.

6739459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 43.

The square root of 6739459 is about 2596.0468023516. The cubic root of 6739459 is about 188.8897297284.

The spelling of 6739459 in words is "six million, seven hundred thirty-nine thousand, four hundred fifty-nine".