543220304 has 30 divisors (see below), whose sum is σ = 1156872570. Its totient is φ = 246917440.

The previous prime is 543220297. The next prime is 543220331. The reversal of 543220304 is 403022345.

It can be written as a sum of positive squares in only one way, i.e., 422220304 + 121000000 = 20548^2 + 11000^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 543220304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138359 + ... + 142230.

It is an arithmetic number, because the mean of its divisors is an integer number (38562419).

Almost surely, 2^543220304 is an apocalyptic number.

It is an amenable number.

543220304 is an abundant number, since it is smaller than the sum of its proper divisors (613652266).

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

543220304 is a wasteful number, since it uses less digits than its factorization.

543220304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280619 (or 280602 counting only the distinct ones).

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

The square root of 543220304 is about 23307.0869908704. The cubic root of 543220304 is about 815.9408277610.

Adding to 543220304 its reverse (403022345), we get a palindrome (946242649).

The spelling of 543220304 in words is "five hundred forty-three million, two hundred twenty thousand, three hundred four".