6726479 has 4 divisors (see below), whose sum is σ = 6736080. Its totient is φ = 6716880.

The previous prime is 6726431. The next prime is 6726481. The reversal of 6726479 is 9746276.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6726479 - 2¹⁶ = 6660943 is a prime.

It is a d-powerful number, because it can be written as 6³ + 7⁷ + 2¹⁵ + 6⁴ + 4⁹ + 7⁷ + 9⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6726079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3659 + ... + 5180.

It is an arithmetic number, because the mean of its divisors is an integer number (1684020).

Almost surely, 2^6726479 is an apocalyptic number.

6726479 is a deficient number, since it is larger than the sum of its proper divisors (9601).

6726479 is an equidigital number, since it uses as much as digits as its factorization.

6726479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9600.

The product of its digits is 127008, while the sum is 41.

The square root of 6726479 is about 2593.5456425519. The cubic root of 6726479 is about 188.7683864375.

The spelling of 6726479 in words is "six million, seven hundred twenty-six thousand, four hundred seventy-nine".