6343849 has 2 divisors, whose sum is σ = 6343850. Its totient is φ = 6343848.

The previous prime is 6343847. The next prime is 6343859. The reversal of 6343849 is 9483436.

6343849 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4439449 + 1904400 = 2107^2 + 1380^2 .

It is a cyclic number.

It is not a de Polignac number, because 6343849 - 2¹ = 6343847 is a prime.

Together with 6343847, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6343847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3171924 + 3171925.

It is an arithmetic number, because the mean of its divisors is an integer number (3171925).

Almost surely, 2^6343849 is an apocalyptic number.

It is an amenable number.

6343849 is a deficient number, since it is larger than the sum of its proper divisors (1).

6343849 is an equidigital number, since it uses as much as digits as its factorization.

6343849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The square root of 6343849 is about 2518.6998630246. The cubic root of 6343849 is about 185.1189787365.

The spelling of 6343849 in words is "six million, three hundred forty-three thousand, eight hundred forty-nine".