5304444240 has 80 divisors (see below), whose sum is σ = 16497569088. Its totient is φ = 1409891328.

The previous prime is 5304444221. The next prime is 5304444287. The reversal of 5304444240 is 424444035.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5304444198 and 5304444207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37684 + ... + 109676.

Almost surely, 2^5304444240 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 5304444240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8248784544).

5304444240 is an abundant number, since it is smaller than the sum of its proper divisors (11193124848).

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

5304444240 is a wasteful number, since it uses less digits than its factorization.

5304444240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72316 (or 72310 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

The square root of 5304444240 is about 72831.6156624306. The cubic root of 5304444240 is about 1744.0005979433. Note that the first 3 decimals are identical.

Adding to 5304444240 its reverse (424444035), we get a palindrome (5728888275).

The spelling of 5304444240 in words is "five billion, three hundred four million, four hundred forty-four thousand, two hundred forty".