1844856 has 96 divisors (see below), whose sum is σ = 5656560. Its totient is φ = 559872.

The previous prime is 1844837. The next prime is 1844863. The reversal of 1844856 is 6584481.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1844856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25236 + ... + 25308.

2^1844856 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 1844856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2828280).

1844856 is an abundant number, since it is smaller than the sum of its proper divisors (3811704).

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

1844856 is a wasteful number, since it uses less digits than its factorization.

1844856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 91 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 1844856 is about 1358.2547625538. The cubic root of 1844856 is about 122.6462171855.

The spelling of 1844856 in words is "one million, eight hundred forty-four thousand, eight hundred fifty-six".