2184120 has 48 divisors (see below), whose sum is σ = 7099560. Its totient is φ = 582336.

The previous prime is 2184101. The next prime is 2184131. The reversal of 2184120 is 214812.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 2184093 and 2184102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2674 + ... + 3393.

2^2184120 is an apocalyptic number.

2184120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2184120 is an abundant number, since it is smaller than the sum of its proper divisors (4915440).

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

2184120 is a wasteful number, since it uses less digits than its factorization.

2184120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6084 (or 6077 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 2184120 is about 1477.8768554924. The cubic root of 2184120 is about 129.7454585377.

Adding to 2184120 its reverse (214812), we get a palindrome (2398932).

It can be divided in two parts, 2184 and 120, that added together give a square (2304 = 48²).

The spelling of 2184120 in words is "two million, one hundred eighty-four thousand, one hundred twenty".