5432021320 has 256 divisors, whose sum is σ = 14631321600. Its totient is φ = 1794186240.

The previous prime is 5432021299. The next prime is 5432021327. The reversal of 5432021320 is 231202345.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 5432021291 and 5432021300.

It is not an unprimeable number, because it can be changed into a prime (5432021327) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24358729 + ... + 24358951.

It is an arithmetic number, because the mean of its divisors is an integer number (57153600).

Almost surely, 2^5432021320 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 5432021320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7315660800).

5432021320 is an abundant number, since it is smaller than the sum of its proper divisors (9199300280).

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

5432021320 is a wasteful number, since it uses less digits than its factorization.

5432021320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 5432021320 is about 73702.2477269181. The cubic root of 5432021320 is about 1757.8716222543.

Adding to 5432021320 its reverse (231202345), we get a palindrome (5663223665).

The spelling of 5432021320 in words is "five billion, four hundred thirty-two million, twenty-one thousand, three hundred twenty".