533243140 has 12 divisors (see below), whose sum is σ = 1119810636. Its totient is φ = 213297248.

The previous prime is 533243111. The next prime is 533243143. The reversal of 533243140 is 41342335.

It can be written as a sum of positive squares in 2 ways, for example, as 167133184 + 366109956 = 12928^2 + 19134^2 .

It is not an unprimeable number, because it can be changed into a prime (533243143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13331059 + ... + 13331098.

It is an arithmetic number, because the mean of its divisors is an integer number (93317553).

Almost surely, 2^533243140 is an apocalyptic number.

It is an amenable number.

533243140 is an abundant number, since it is smaller than the sum of its proper divisors (586567496).

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

533243140 is a wasteful number, since it uses less digits than its factorization.

533243140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26662166 (or 26662164 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 533243140 is about 23092.0579420718. The cubic root of 533243140 is about 810.9145489932.

Adding to 533243140 its reverse (41342335), we get a palindrome (574585475).

The spelling of 533243140 in words is "five hundred thirty-three million, two hundred forty-three thousand, one hundred forty".