242440424 has 32 divisors (see below), whose sum is σ = 476867520. Its totient is φ = 115332096.

The previous prime is 242440369. The next prime is 242440459. The reversal of 242440424 is 424044242.

It is a junction number, because it is equal to n+sod(n) for n = 242440393 and 242440402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32099 + ... + 38925.

It is an arithmetic number, because the mean of its divisors is an integer number (14902110).

Almost surely, 2^242440424 is an apocalyptic number.

It is an amenable number.

242440424 is a deficient number, since it is larger than the sum of its proper divisors (234427096).

242440424 is a wasteful number, since it uses less digits than its factorization.

242440424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7049 (or 7045 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 242440424 is about 15570.4985148196. The cubic root of 242440424 is about 623.5457808322.

Adding to 242440424 its reverse (424044242), we get a palindrome (666484666).

The spelling of 242440424 in words is "two hundred forty-two million, four hundred forty thousand, four hundred twenty-four".