243545324 has 12 divisors (see below), whose sum is σ = 464950248. Its totient is φ = 110702400.

The previous prime is 243545317. The next prime is 243545327. The reversal of 243545324 is 423545342.

It is a super-3 number, since 3×243545324³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (243545327) 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 3 ways as a sum of consecutive naturals, for example, 2767517 + ... + 2767604.

It is an arithmetic number, because the mean of its divisors is an integer number (38745854).

Almost surely, 2^243545324 is an apocalyptic number.

It is an amenable number.

243545324 is a deficient number, since it is larger than the sum of its proper divisors (221404924).

243545324 is a wasteful number, since it uses less digits than its factorization.

243545324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5535136 (or 5535134 counting only the distinct ones).

The product of its digits is 57600, while the sum is 32.

The square root of 243545324 is about 15605.9387413894. The cubic root of 243545324 is about 624.4915963667.

The spelling of 243545324 in words is "two hundred forty-three million, five hundred forty-five thousand, three hundred twenty-four".