1844040 has 96 divisors (see below), whose sum is σ = 6128640. Its totient is φ = 443520.

The previous prime is 1844039. The next prime is 1844077. The reversal of 1844040 is 404481.

It is a junction number, because it is equal to n+sod(n) for n = 1843998 and 1844016.

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, 14457 + ... + 14583.

It is an arithmetic number, because the mean of its divisors is an integer number (63840).

2^1844040 is an apocalyptic number.

1844040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1844040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3064320).

1844040 is an abundant number, since it is smaller than the sum of its proper divisors (4284600).

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

1844040 is a wasteful number, since it uses less digits than its factorization.

1844040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1844040 is about 1357.9543438570. The cubic root of 1844040 is about 122.6281319308.

It can be divided in two parts, 184 and 4040, that added together give a palindrome (4224).

The spelling of 1844040 in words is "one million, eight hundred forty-four thousand, forty".