243422624 has 24 divisors (see below), whose sum is σ = 481759488. Its totient is φ = 121071040.

The previous prime is 243422611. The next prime is 243422629. The reversal of 243422624 is 426224342.

It is a happy number.

243422624 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (243422629) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13802 + ... + 26025.

It is an arithmetic number, because the mean of its divisors is an integer number (20073312).

Almost surely, 2^243422624 is an apocalyptic number.

It is an amenable number.

243422624 is a deficient number, since it is larger than the sum of its proper divisors (238336864).

243422624 is a wasteful number, since it uses less digits than its factorization.

243422624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40028 (or 40020 counting only the distinct ones).

The product of its digits is 18432, while the sum is 29.

The square root of 243422624 is about 15602.0070503766. The cubic root of 243422624 is about 624.3867041994.

Adding to 243422624 its reverse (426224342), we get a palindrome (669646966).

The spelling of 243422624 in words is "two hundred forty-three million, four hundred twenty-two thousand, six hundred twenty-four".