6842709 has 6 divisors (see below), whose sum is σ = 9883926. Its totient is φ = 4561800.

The previous prime is 6842701. The next prime is 6842729. The reversal of 6842709 is 9072486.

It can be written as a sum of positive squares in only one way, i.e., 6517809 + 324900 = 2553^2 + 570^2 .

It is not a de Polignac number, because 6842709 - 2³ = 6842701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6842701) 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 5 ways as a sum of consecutive naturals, for example, 380142 + ... + 380159.

It is an arithmetic number, because the mean of its divisors is an integer number (1647321).

Almost surely, 2^6842709 is an apocalyptic number.

It is an amenable number.

6842709 is a deficient number, since it is larger than the sum of its proper divisors (3041217).

6842709 is a wasteful number, since it uses less digits than its factorization.

6842709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760307 (or 760304 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 6842709 is about 2615.8572208743. The cubic root of 6842709 is about 189.8494560039.

The spelling of 6842709 in words is "six million, eight hundred forty-two thousand, seven hundred nine".