243424084 has 6 divisors (see below), whose sum is σ = 425992154. Its totient is φ = 121712040.

The previous prime is 243424081. The next prime is 243424087. The reversal of 243424084 is 480424342.

243424084 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (243424081) and next prime (243424087).

It can be written as a sum of positive squares in only one way, i.e., 168428484 + 74995600 = 12978^2 + 8660^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243424081) 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 as a sum of consecutive naturals, namely, 30428007 + ... + 30428014.

Almost surely, 2^243424084 is an apocalyptic number.

It is an amenable number.

243424084 is a deficient number, since it is larger than the sum of its proper divisors (182568070).

243424084 is a wasteful number, since it uses less digits than its factorization.

243424084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60856025 (or 60856023 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

The square root of 243424084 is about 15602.0538391585. The cubic root of 243424084 is about 624.3879525122.

The spelling of 243424084 in words is "two hundred forty-three million, four hundred twenty-four thousand, eighty-four".