2421344 has 24 divisors (see below), whose sum is σ = 5048568. Its totient is φ = 1139200.

The previous prime is 2421343. The next prime is 2421347. The reversal of 2421344 is 4431242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1682 + ... + 2769.

It is an arithmetic number, because the mean of its divisors is an integer number (210357).

2^2421344 is an apocalyptic number.

It is an amenable number.

2421344 is an abundant number, since it is smaller than the sum of its proper divisors (2627224).

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

2421344 is a wasteful number, since it uses less digits than its factorization.

2421344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4478 (or 4470 counting only the distinct ones).

The product of its digits is 768, while the sum is 20.

The square root of 2421344 is about 1556.0668366108. The cubic root of 2421344 is about 134.2823185673.

Adding to 2421344 its reverse (4431242), we get a palindrome (6852586).

The spelling of 2421344 in words is "two million, four hundred twenty-one thousand, three hundred forty-four".