543904424 has 64 divisors (see below), whose sum is σ = 1213071360. Its totient is φ = 223715520.

The previous prime is 543904423. The next prime is 543904447. The reversal of 543904424 is 424409345.

It is not an unprimeable number, because it can be changed into a prime (543904423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219239 + ... + 221705.

It is an arithmetic number, because the mean of its divisors is an integer number (18954240).

Almost surely, 2^543904424 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 543904424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (606535680).

543904424 is an abundant number, since it is smaller than the sum of its proper divisors (669166936).

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

543904424 is a wasteful number, since it uses less digits than its factorization.

543904424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638 (or 2634 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 543904424 is about 23321.7585957835. The cubic root of 543904424 is about 816.2832101976.

The spelling of 543904424 in words is "five hundred forty-three million, nine hundred four thousand, four hundred twenty-four".