533240320 has 120 divisors (see below), whose sum is σ = 1351698084. Its totient is φ = 201719808.

The previous prime is 533240297. The next prime is 533240359. The reversal of 533240320 is 23042335.

It can be written as a sum of positive squares in 2 ways, for example, as 492484864 + 40755456 = 22192^2 + 6384^2 .

It is a junction number, because it is equal to n+sod(n) for n = 533240291 and 533240300.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 923872 + ... + 924448.

Almost surely, 2^533240320 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 533240320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675849042).

533240320 is an abundant number, since it is smaller than the sum of its proper divisors (818457764).

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

533240320 is an equidigital number, since it uses as much as digits as its factorization.

533240320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638 (or 603 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 533240320 is about 23091.9968820369. The cubic root of 533240320 is about 810.9131195121.

Adding to 533240320 its reverse (23042335), we get a palindrome (556282655).

The spelling of 533240320 in words is "five hundred thirty-three million, two hundred forty thousand, three hundred twenty".