6743859 has 4 divisors (see below), whose sum is σ = 8991816. Its totient is φ = 4495904.

The previous prime is 6743851. The next prime is 6743873. The reversal of 6743859 is 9583476.

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 6743859 - 2³ = 6743851 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 6743859.

It is not an unprimeable number, because it can be changed into a prime (6743851) 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, 1123974 + ... + 1123979.

It is an arithmetic number, because the mean of its divisors is an integer number (2247954).

Almost surely, 2^6743859 is an apocalyptic number.

6743859 is a deficient number, since it is larger than the sum of its proper divisors (2247957).

6743859 is a wasteful number, since it uses less digits than its factorization.

6743859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247956.

The product of its digits is 181440, while the sum is 42.

The square root of 6743859 is about 2596.8941064279. The cubic root of 6743859 is about 188.9308276863.

The spelling of 6743859 in words is "six million, seven hundred forty-three thousand, eight hundred fifty-nine".