2798843 has 4 divisors (see below), whose sum is σ = 2832648. Its totient is φ = 2765040.

The previous prime is 2798837. The next prime is 2798849. The reversal of 2798843 is 3488972.

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

It is an interprime number because it is at equal distance from previous prime (2798837) and next prime (2798849).

It is a cyclic number.

It is not a de Polignac number, because 2798843 - 2¹⁰ = 2797819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2798843.

It is not an unprimeable number, because it can be changed into a prime (2798849) 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, 16778 + ... + 16943.

It is an arithmetic number, because the mean of its divisors is an integer number (708162).

2^2798843 is an apocalyptic number.

2798843 is a deficient number, since it is larger than the sum of its proper divisors (33805).

2798843 is an equidigital number, since it uses as much as digits as its factorization.

2798843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33804.

The product of its digits is 96768, while the sum is 41.

The square root of 2798843 is about 1672.9742974714. The cubic root of 2798843 is about 140.9265583366.

The spelling of 2798843 in words is "two million, seven hundred ninety-eight thousand, eight hundred forty-three".