2822843 has 4 divisors (see below), whose sum is σ = 2829000. Its totient is φ = 2816688.

The previous prime is 2822819. The next prime is 2822851. The reversal of 2822843 is 3482282.

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

It is a cyclic number.

It is not a de Polignac number, because 2822843 - 2⁸ = 2822587 is a prime.

It is a super-3 number, since 3×2822843³ = 67480987265368533321, which contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2822893) 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, 2330 + ... + 3327.

It is an arithmetic number, because the mean of its divisors is an integer number (707250).

2^2822843 is an apocalyptic number.

2822843 is a deficient number, since it is larger than the sum of its proper divisors (6157).

2822843 is an equidigital number, since it uses as much as digits as its factorization.

2822843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6156.

The product of its digits is 6144, while the sum is 29.

The square root of 2822843 is about 1680.1318400649. The cubic root of 2822843 is about 141.3282261762.

It can be divided in two parts, 282 and 2843, that added together give a 5-th power (3125 = 5⁵).

The spelling of 2822843 in words is "two million, eight hundred twenty-two thousand, eight hundred forty-three".