1844836 has 24 divisors (see below), whose sum is σ = 3782016. Its totient is φ = 770880.

The previous prime is 1844827. The next prime is 1844837. The reversal of 1844836 is 6384481.

It is not an unprimeable number, because it can be changed into a prime (1844837) 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, 345 + ... + 1951.

It is an arithmetic number, because the mean of its divisors is an integer number (157584).

2^1844836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1844836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1891008).

1844836 is an abundant number, since it is smaller than the sum of its proper divisors (1937180).

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

1844836 is a wasteful number, since it uses less digits than its factorization.

1844836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659 (or 1657 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 1844836 is about 1358.2474001448. The cubic root of 1844836 is about 122.6457739832.

It can be divided in two parts, 18448 and 36, that multiplied together give a triangular number (664128 = T₁₁₅₂).

The spelling of 1844836 in words is "one million, eight hundred forty-four thousand, eight hundred thirty-six".