6731913 has 16 divisors (see below), whose sum is σ = 9273600. Its totient is φ = 4341120.

The previous prime is 6731903. The next prime is 6731927. The reversal of 6731913 is 3191376.

It is not a de Polignac number, because 6731913 - 2⁶ = 6731849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6731903) 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 in 15 ways as a sum of consecutive naturals, for example, 28048 + ... + 28286.

It is an arithmetic number, because the mean of its divisors is an integer number (579600).

Almost surely, 2^6731913 is an apocalyptic number.

It is an amenable number.

6731913 is a deficient number, since it is larger than the sum of its proper divisors (2541687).

6731913 is a wasteful number, since it uses less digits than its factorization.

6731913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512.

The product of its digits is 3402, while the sum is 30.

The square root of 6731913 is about 2594.5930316718. The cubic root of 6731913 is about 188.8192050660.

The spelling of 6731913 in words is "six million, seven hundred thirty-one thousand, nine hundred thirteen".