6847742 has 16 divisors (see below), whose sum is σ = 11286000. Its totient is φ = 3090240.

The previous prime is 6847739. The next prime is 6847747. The reversal of 6847742 is 2477486.

It is a junction number, because it is equal to n+sod(n) for n = 6847696 and 6847705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6847747) 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, 2234 + ... + 4322.

It is an arithmetic number, because the mean of its divisors is an integer number (705375).

Almost surely, 2^6847742 is an apocalyptic number.

6847742 is a deficient number, since it is larger than the sum of its proper divisors (4438258).

6847742 is a wasteful number, since it uses less digits than its factorization.

6847742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251.

The product of its digits is 75264, while the sum is 38.

The square root of 6847742 is about 2616.8190613797. The cubic root of 6847742 is about 189.8959910891.

It can be divided in two parts, 6 and 847742, that added together give a palindrome (847748).

The spelling of 6847742 in words is "six million, eight hundred forty-seven thousand, seven hundred forty-two".