2184144 has 20 divisors (see below), whose sum is σ = 5642496. Its totient is φ = 728032.

The previous prime is 2184131. The next prime is 2184151. The reversal of 2184144 is 4414812.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22704 + ... + 22799.

2^2184144 is an apocalyptic number.

2184144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2184144 is an abundant number, since it is smaller than the sum of its proper divisors (3458352).

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

2184144 is a wasteful number, since it uses less digits than its factorization.

2184144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45514 (or 45508 counting only the distinct ones).

The product of its digits is 1024, while the sum is 24.

The square root of 2184144 is about 1477.8849752264. The cubic root of 2184144 is about 129.7459337680.

Adding to 2184144 its reverse (4414812), we get a palindrome (6598956).

The spelling of 2184144 in words is "two million, one hundred eighty-four thousand, one hundred forty-four".