543212404 has 24 divisors (see below), whose sum is σ = 1092123648. Its totient is φ = 231584160.

The previous prime is 543212393. The next prime is 543212447. The reversal of 543212404 is 404212345.

It is a happy number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 45439 + ... + 56134.

It is an arithmetic number, because the mean of its divisors is an integer number (45505152).

Almost surely, 2^543212404 is an apocalyptic number.

It is an amenable number.

543212404 is an abundant number, since it is smaller than the sum of its proper divisors (548911244).

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

543212404 is a wasteful number, since it uses less digits than its factorization.

543212404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101775 (or 101773 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 543212404 is about 23306.9175139056. The cubic root of 543212404 is about 815.9368723592.

Adding to 543212404 its reverse (404212345), we get a palindrome (947424749).

The spelling of 543212404 in words is "five hundred forty-three million, two hundred twelve thousand, four hundred four".