5234221440 has 384 divisors, whose sum is σ = 21143865600. Its totient is φ = 1168183296.

The previous prime is 5234221429. The next prime is 5234221463. The reversal of 5234221440 is 441224325.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1732251 + ... + 1735269.

It is an arithmetic number, because the mean of its divisors is an integer number (55062150).

Almost surely, 2^5234221440 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 5234221440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10571932800).

5234221440 is an abundant number, since it is smaller than the sum of its proper divisors (15909644160).

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

5234221440 is a wasteful number, since it uses less digits than its factorization.

5234221440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3094 (or 3079 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 5234221440 is about 72347.9193895719. The cubic root of 5234221440 is about 1736.2704102827.

Adding to 5234221440 its reverse (441224325), we get a palindrome (5675445765).

The spelling of 5234221440 in words is "five billion, two hundred thirty-four million, two hundred twenty-one thousand, four hundred forty".