2842223 has 2 divisors, whose sum is σ = 2842224.
Its totient is φ = 2842222.
The previous prime is 2842219. The next prime is 2842237. The reversal of 2842223 is 3222482.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2842223 - 22 = 2842219 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2842253) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1421111 + 1421112.
It is an arithmetic number, because the mean of its divisors is an integer number (1421112).
22842223 is an apocalyptic number.
2842223 is a deficient number, since it is larger than the sum of its proper divisors (1).
2842223 is an equidigital number, since it uses as much as digits as its factorization.
2842223 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1536, while the sum is 23.
The square root of 2842223 is about 1685.8893795264.
The cubic root of 2842223 is about 141.6509146654.
The spelling of 2842223 in words is "two million, eight hundred forty-two thousand, two hundred twenty-three".