6755891 has 4 divisors (see below), whose sum is σ = 6800784. Its totient is φ = 6711000.

The previous prime is 6755821. The next prime is 6755893. The reversal of 6755891 is 1985576.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6755891 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 (6755893) 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, 22220 + ... + 22521.

It is an arithmetic number, because the mean of its divisors is an integer number (1700196).

Almost surely, 2^6755891 is an apocalyptic number.

6755891 is a deficient number, since it is larger than the sum of its proper divisors (44893).

6755891 is a wasteful number, since it uses less digits than its factorization.

6755891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44892.

The product of its digits is 75600, while the sum is 41.

The square root of 6755891 is about 2599.2096875781. The cubic root of 6755891 is about 189.0431207193.

The spelling of 6755891 in words is "six million, seven hundred fifty-five thousand, eight hundred ninety-one".