6736891 has 4 divisors (see below), whose sum is σ = 7699312. Its totient is φ = 5774472.

The previous prime is 6736859. The next prime is 6736897. The reversal of 6736891 is 1986376.

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

It is a cyclic number.

It is not a de Polignac number, because 6736891 - 2⁵ = 6736859 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6736897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481200 + ... + 481213.

It is an arithmetic number, because the mean of its divisors is an integer number (1924828).

Almost surely, 2^6736891 is an apocalyptic number.

6736891 is a deficient number, since it is larger than the sum of its proper divisors (962421).

6736891 is an equidigital number, since it uses as much as digits as its factorization.

6736891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962420.

The product of its digits is 54432, while the sum is 40.

The square root of 6736891 is about 2595.5521570564. The cubic root of 6736891 is about 188.8657351986.

The spelling of 6736891 in words is "six million, seven hundred thirty-six thousand, eight hundred ninety-one".