5439240828 has 192 divisors, whose sum is σ = 16410240000. Its totient is φ = 1526024448.

The previous prime is 5439240791. The next prime is 5439240853. The reversal of 5439240828 is 8280429345.

5439240828 is a `hidden beast` number, since 543 + 9 + 24 + 0 + 82 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12277975 + ... + 12278417.

It is an arithmetic number, because the mean of its divisors is an integer number (85470000).

Almost surely, 2^5439240828 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 5439240828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8205120000).

5439240828 is an abundant number, since it is smaller than the sum of its proper divisors (10970999172).

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

5439240828 is a wasteful number, since it uses less digits than its factorization.

5439240828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721 (or 713 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 5439240828 is about 73751.2089934802. The cubic root of 5439240828 is about 1758.6500525578.

The spelling of 5439240828 in words is "five billion, four hundred thirty-nine million, two hundred forty thousand, eight hundred twenty-eight".