1841223 has 4 divisors (see below), whose sum is σ = 2454968. Its totient is φ = 1227480.

The previous prime is 1841221. The next prime is 1841237. The reversal of 1841223 is 3221481.

1841223 is nontrivially palindromic in base 8.

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

It is not a de Polignac number, because 1841223 - 2¹ = 1841221 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 1841223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1841221) 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, 306868 + ... + 306873.

It is an arithmetic number, because the mean of its divisors is an integer number (613742).

2^1841223 is an apocalyptic number.

1841223 is a deficient number, since it is larger than the sum of its proper divisors (613745).

1841223 is an equidigital number, since it uses as much as digits as its factorization.

1841223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613744.

The product of its digits is 384, while the sum is 21.

The square root of 1841223 is about 1356.9167255215. The cubic root of 1841223 is about 122.5656568760.

The spelling of 1841223 in words is "one million, eight hundred forty-one thousand, two hundred twenty-three".