6739859 has 4 divisors (see below), whose sum is σ = 7702704. Its totient is φ = 5777016.

The previous prime is 6739807. The next prime is 6739877. The reversal of 6739859 is 9589376.

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

It is not a de Polignac number, because 6739859 - 2¹² = 6735763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6739459) 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, 481412 + ... + 481425.

It is an arithmetic number, because the mean of its divisors is an integer number (1925676).

Almost surely, 2^6739859 is an apocalyptic number.

6739859 is a deficient number, since it is larger than the sum of its proper divisors (962845).

6739859 is an equidigital number, since it uses as much as digits as its factorization.

6739859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962844.

The product of its digits is 408240, while the sum is 47.

The square root of 6739859 is about 2596.1238414221. The cubic root of 6739859 is about 188.8934666454.

The spelling of 6739859 in words is "six million, seven hundred thirty-nine thousand, eight hundred fifty-nine".