6739479 has 6 divisors (see below), whose sum is σ = 9734816. Its totient is φ = 4492980.

The previous prime is 6739477. The next prime is 6739487. The reversal of 6739479 is 9749376.

It is not a de Polignac number, because 6739479 - 2¹ = 6739477 is a prime.

It is a super-3 number, since 3×6739479³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6739477) 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 5 ways as a sum of consecutive naturals, for example, 374407 + ... + 374424.

Almost surely, 2^6739479 is an apocalyptic number.

6739479 is a deficient number, since it is larger than the sum of its proper divisors (2995337).

6739479 is a wasteful number, since it uses less digits than its factorization.

6739479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748837 (or 748834 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 6739479 is about 2596.0506543594. The cubic root of 6739479 is about 188.8899165778.

The spelling of 6739479 in words is "six million, seven hundred thirty-nine thousand, four hundred seventy-nine".