2849843 has 2 divisors, whose sum is σ = 2849844. Its totient is φ = 2849842.

The previous prime is 2849839. The next prime is 2849849. The reversal of 2849843 is 3489482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2849843 - 2² = 2849839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2849797 and 2849806.

It is not a weakly prime, because it can be changed into another prime (2849849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1424921 + 1424922.

It is an arithmetic number, because the mean of its divisors is an integer number (1424922).

2^2849843 is an apocalyptic number.

2849843 is a deficient number, since it is larger than the sum of its proper divisors (1).

2849843 is an equidigital number, since it uses as much as digits as its factorization.

2849843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 38.

The square root of 2849843 is about 1688.1478015861. The cubic root of 2849843 is about 141.7773904085. Note that the first 3 decimals are identical.

The spelling of 2849843 in words is "two million, eight hundred forty-nine thousand, eight hundred forty-three".