6843923 has 4 divisors (see below), whose sum is σ = 7003128. Its totient is φ = 6684720.

The previous prime is 6843919. The next prime is 6843937. The reversal of 6843923 is 3293486.

It is a happy number.

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 6843923 - 2² = 6843919 is a prime.

It is a d-powerful number, because it can be written as 6⁵ + 8⁷ + 4¹¹ + 3⁸ + 9⁴ + 2⁷ + 3¹² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6843953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79538 + ... + 79623.

It is an arithmetic number, because the mean of its divisors is an integer number (1750782).

Almost surely, 2^6843923 is an apocalyptic number.

6843923 is a deficient number, since it is larger than the sum of its proper divisors (159205).

6843923 is a wasteful number, since it uses less digits than its factorization.

6843923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159204.

The product of its digits is 31104, while the sum is 35.

The square root of 6843923 is about 2616.0892568871. The cubic root of 6843923 is about 189.8606827276.

The spelling of 6843923 in words is "six million, eight hundred forty-three thousand, nine hundred twenty-three".