6731742 has 16 divisors (see below), whose sum is σ = 13718160. Its totient is φ = 2201472.

The previous prime is 6731729. The next prime is 6731759. The reversal of 6731742 is 2471376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10267 + ... + 10902.

It is an arithmetic number, because the mean of its divisors is an integer number (857385).

Almost surely, 2^6731742 is an apocalyptic number.

6731742 is an abundant number, since it is smaller than the sum of its proper divisors (6986418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6731742 is a wasteful number, since it uses less digits than its factorization.

6731742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21227.

The product of its digits is 7056, while the sum is 30.

The square root of 6731742 is about 2594.5600783177. The cubic root of 6731742 is about 188.8176062952.

It can be divided in two parts, 673 and 1742, that added together give a triangular number (2415 = T₆₉).

The spelling of 6731742 in words is "six million, seven hundred thirty-one thousand, seven hundred forty-two".