6881734 has 4 divisors (see below), whose sum is σ = 10322604. Its totient is φ = 3440866.

The previous prime is 6881731. The next prime is 6881759. The reversal of 6881734 is 4371886.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 6881693 and 6881702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6881731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720432 + ... + 1720435.

It is an arithmetic number, because the mean of its divisors is an integer number (2580651).

Almost surely, 2^6881734 is an apocalyptic number.

6881734 is a deficient number, since it is larger than the sum of its proper divisors (3440870).

6881734 is a wasteful number, since it uses less digits than its factorization.

6881734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3440869.

The product of its digits is 32256, while the sum is 37.

The square root of 6881734 is about 2623.3059295477. The cubic root of 6881734 is about 190.2096854020.

The spelling of 6881734 in words is "six million, eight hundred eighty-one thousand, seven hundred thirty-four".