543020432 has 40 divisors (see below), whose sum is σ = 1099691520. Its totient is φ = 259269120.

The previous prime is 543020431. The next prime is 543020497. The reversal of 543020432 is 234020345.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 543020398 and 543020407.

It is not an unprimeable number, because it can be changed into a prime (543020431) 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 7 ways as a sum of consecutive naturals, for example, 363944 + ... + 365432.

It is an arithmetic number, because the mean of its divisors is an integer number (27492288).

Almost surely, 2^543020432 is an apocalyptic number.

It is an amenable number.

543020432 is an abundant number, since it is smaller than the sum of its proper divisors (556671088).

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

543020432 is a wasteful number, since it uses less digits than its factorization.

543020432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511 (or 2505 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 543020432 is about 23302.7988018607. The cubic root of 543020432 is about 815.8407433019.

Adding to 543020432 its reverse (234020345), we get a palindrome (777040777).

The spelling of 543020432 in words is "five hundred forty-three million, twenty thousand, four hundred thirty-two".