533140540 has 24 divisors (see below), whose sum is σ = 1133087760. Its totient is φ = 210686208.

The previous prime is 533140537. The next prime is 533140547. The reversal of 533140540 is 45041335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533140547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158925 + ... + 162244.

It is an arithmetic number, because the mean of its divisors is an integer number (47211990).

Almost surely, 2^533140540 is an apocalyptic number.

It is an amenable number.

533140540 is an abundant number, since it is smaller than the sum of its proper divisors (599947220).

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

533140540 is a wasteful number, since it uses less digits than its factorization.

533140540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321261 (or 321259 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 533140540 is about 23089.8362921871. The cubic root of 533140540 is about 810.8625369665.

Adding to 533140540 its reverse (45041335), we get a palindrome (578181875).

The spelling of 533140540 in words is "five hundred thirty-three million, one hundred forty thousand, five hundred forty".