2321844 has 48 divisors (see below), whose sum is σ = 6268416. Its totient is φ = 655200.

The previous prime is 2321821. The next prime is 2321863. The reversal of 2321844 is 4481232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10899 + ... + 11109.

It is an arithmetic number, because the mean of its divisors is an integer number (130592).

2^2321844 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 2321844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3134208).

2321844 is an abundant number, since it is smaller than the sum of its proper divisors (3946572).

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

2321844 is a wasteful number, since it uses less digits than its factorization.

2321844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 354 counting only the distinct ones).

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

The square root of 2321844 is about 1523.7598235943. The cubic root of 2321844 is about 132.4171833255.

The spelling of 2321844 in words is "two million, three hundred twenty-one thousand, eight hundred forty-four".