543252240 has 120 divisors (see below), whose sum is σ = 1850292288. Its totient is φ = 142813440.

The previous prime is 543252223. The next prime is 543252251. The reversal of 543252240 is 42252345.

It is a happy number.

543252240 is a `hidden beast` number, since 5 + 432 + 5 + 224 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45807 + ... + 56433.

Almost surely, 2^543252240 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 543252240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (925146144).

543252240 is an abundant number, since it is smaller than the sum of its proper divisors (1307040048).

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

543252240 is a wasteful number, since it uses less digits than its factorization.

543252240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10717 (or 10708 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 543252240 is about 23307.7720943037. The cubic root of 543252240 is about 815.9568172073.

It can be divided in two parts, 54325 and 2240, that added together give a palindrome (56565).

The spelling of 543252240 in words is "five hundred forty-three million, two hundred fifty-two thousand, two hundred forty".