2404344 has 64 divisors (see below), whose sum is σ = 6531840. Its totient is φ = 734720.

The previous prime is 2404333. The next prime is 2404349. The reversal of 2404344 is 4434042.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2404344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2404349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28927 + ... + 29009.

It is an arithmetic number, because the mean of its divisors is an integer number (102060).

2^2404344 is an apocalyptic number.

2404344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2404344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3265920).

2404344 is an abundant number, since it is smaller than the sum of its proper divisors (4127496).

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

2404344 is a wasteful number, since it uses less digits than its factorization.

2404344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 2404344 is about 1550.5947246138. The cubic root of 2404344 is about 133.9673195718.

Adding to 2404344 its reverse (4434042), we get a palindrome (6838386).

The spelling of 2404344 in words is "two million, four hundred four thousand, three hundred forty-four".