6731493 has 8 divisors (see below), whose sum is σ = 8988000. Its totient is φ = 4481328.

The previous prime is 6731489. The next prime is 6731497. The reversal of 6731493 is 3941376.

It is an interprime number because it is at equal distance from previous prime (6731489) and next prime (6731497).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6731493 - 2² = 6731489 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6731497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2158 + ... + 4256.

It is an arithmetic number, because the mean of its divisors is an integer number (1123500).

Almost surely, 2^6731493 is an apocalyptic number.

It is an amenable number.

6731493 is a deficient number, since it is larger than the sum of its proper divisors (2256507).

6731493 is a wasteful number, since it uses less digits than its factorization.

6731493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3171.

The product of its digits is 13608, while the sum is 33.

The square root of 6731493 is about 2594.5120928606. The cubic root of 6731493 is about 188.8152782122.

The spelling of 6731493 in words is "six million, seven hundred thirty-one thousand, four hundred ninety-three".