6738841 has 4 divisors (see below), whose sum is σ = 6758500. Its totient is φ = 6719184.

The previous prime is 6738827. The next prime is 6738857. The reversal of 6738841 is 1488376.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2822400 + 3916441 = 1680^2 + 1979^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6738841 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6738841.

It is not an unprimeable number, because it can be changed into a prime (6738541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9306 + ... + 10003.

It is an arithmetic number, because the mean of its divisors is an integer number (1689625).

Almost surely, 2^6738841 is an apocalyptic number.

It is an amenable number.

6738841 is a deficient number, since it is larger than the sum of its proper divisors (19659).

6738841 is a wasteful number, since it uses less digits than its factorization.

6738841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19658.

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

The square root of 6738841 is about 2595.9277724929. The cubic root of 6738841 is about 188.8839559009.

The spelling of 6738841 in words is "six million, seven hundred thirty-eight thousand, eight hundred forty-one".