6836242849 has 4 divisors (see below), whose sum is σ = 6836852736. Its totient is φ = 6835632964.

The previous prime is 6836242837. The next prime is 6836242939. The reversal of 6836242849 is 9482426386.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6836242849 - 2⁹ = 6836242337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6836242796 and 6836242805.

It is not an unprimeable number, because it can be changed into a prime (6836242549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287809 + ... + 310654.

It is an arithmetic number, because the mean of its divisors is an integer number (1709213184).

Almost surely, 2^6836242849 is an apocalyptic number.

It is an amenable number.

6836242849 is a deficient number, since it is larger than the sum of its proper divisors (609887).

6836242849 is a wasteful number, since it uses less digits than its factorization.

6836242849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609886.

The product of its digits is 3981312, while the sum is 52.

The square root of 6836242849 is about 82681.5750273300. The cubic root of 6836242849 is about 1897.8963651168.

The spelling of 6836242849 in words is "six billion, eight hundred thirty-six million, two hundred forty-two thousand, eight hundred forty-nine".