242430224 has 10 divisors (see below), whose sum is σ = 469708590. Its totient is φ = 121215104.

The previous prime is 242430211. The next prime is 242430229. The reversal of 242430224 is 422034242.

It can be written as a sum of positive squares in only one way, i.e., 242362624 + 67600 = 15568^2 + 260^2 .

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 242430224.

It is not an unprimeable number, because it can be changed into a prime (242430229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7575929 + ... + 7575960.

It is an arithmetic number, because the mean of its divisors is an integer number (46970859).

Almost surely, 2^242430224 is an apocalyptic number.

It is an amenable number.

242430224 is a deficient number, since it is larger than the sum of its proper divisors (227278366).

242430224 is a wasteful number, since it uses less digits than its factorization.

242430224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15151897 (or 15151891 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 242430224 is about 15570.1709688751. The cubic root of 242430224 is about 623.5370360637.

Adding to 242430224 its reverse (422034242), we get a palindrome (664464466).

The spelling of 242430224 in words is "two hundred forty-two million, four hundred thirty thousand, two hundred twenty-four".