6724943 has 4 divisors (see below), whose sum is σ = 6889008. Its totient is φ = 6560880.

The previous prime is 6724937. The next prime is 6724951. The reversal of 6724943 is 3494276.

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 6724943 - 2²⁰ = 5676367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6724903) 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, 81971 + ... + 82052.

It is an arithmetic number, because the mean of its divisors is an integer number (1722252).

Almost surely, 2^6724943 is an apocalyptic number.

6724943 is a deficient number, since it is larger than the sum of its proper divisors (164065).

6724943 is a wasteful number, since it uses less digits than its factorization.

6724943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164064.

The product of its digits is 36288, while the sum is 35.

The square root of 6724943 is about 2593.2495059288. The cubic root of 6724943 is about 188.7540168436.

It can be divided in two parts, 6724 and 943, that added together give a palindrome (7667).

The spelling of 6724943 in words is "six million, seven hundred twenty-four thousand, nine hundred forty-three".