1843422 has 16 divisors (see below), whose sum is σ = 4213632. Its totient is φ = 526680.

The previous prime is 1843421. The next prime is 1843423. The reversal of 1843422 is 2243481.

It is an interprime number because it is at equal distance from previous prime (1843421) and next prime (1843423).

It is a junction number, because it is equal to n+sod(n) for n = 1843392 and 1843401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1843421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21904 + ... + 21987.

It is an arithmetic number, because the mean of its divisors is an integer number (263352).

2^1843422 is an apocalyptic number.

1843422 is an abundant number, since it is smaller than the sum of its proper divisors (2370210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1843422 is a wasteful number, since it uses less digits than its factorization.

1843422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43903.

The product of its digits is 1536, while the sum is 24.

The square root of 1843422 is about 1357.7267766381. The cubic root of 1843422 is about 122.6144314591.

The spelling of 1843422 in words is "one million, eight hundred forty-three thousand, four hundred twenty-two".