2124304 has 40 divisors (see below), whose sum is σ = 5069120. Its totient is φ = 839808.

The previous prime is 2124299. The next prime is 2124319. The reversal of 2124304 is 4034212.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727 + ... + 2185.

It is an arithmetic number, because the mean of its divisors is an integer number (126728).

2^2124304 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 2124304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2534560).

2124304 is an abundant number, since it is smaller than the sum of its proper divisors (2944816).

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

2124304 is a wasteful number, since it uses less digits than its factorization.

2124304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487 (or 1481 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2124304 is about 1457.4992281302. The cubic root of 2124304 is about 128.5500418278.

Adding to 2124304 its reverse (4034212), we get a palindrome (6158516).

The spelling of 2124304 in words is "two million, one hundred twenty-four thousand, three hundred four".