2404044321 has 24 divisors (see below), whose sum is σ = 3733146144. Its totient is φ = 1372109760.

The previous prime is 2404044311. The next prime is 2404044329. The reversal of 2404044321 is 1234404042.

It is a happy number.

It is not a de Polignac number, because 2404044321 - 2⁶ = 2404044257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2404044291 and 2404044300.

It is not an unprimeable number, because it can be changed into a prime (2404044329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120541 + ... + 139061.

It is an arithmetic number, because the mean of its divisors is an integer number (155547756).

Almost surely, 2^2404044321 is an apocalyptic number.

2404044321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2404044321 is a deficient number, since it is larger than the sum of its proper divisors (1329101823).

2404044321 is a wasteful number, since it uses less digits than its factorization.

2404044321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19421 (or 19414 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 2404044321 is about 49031.0546592667. The cubic root of 2404044321 is about 1339.6175341594.

Adding to 2404044321 its reverse (1234404042), we get a palindrome (3638448363).

The spelling of 2404044321 in words is "two billion, four hundred four million, forty-four thousand, three hundred twenty-one".