242400424 has 16 divisors (see below), whose sum is σ = 519429600. Its totient is φ = 103885872.

The previous prime is 242400401. The next prime is 242400443. The reversal of 242400424 is 424004242.

It is a junction number, because it is equal to n+sod(n) for n = 242400395 and 242400404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2164234 + ... + 2164345.

It is an arithmetic number, because the mean of its divisors is an integer number (32464350).

Almost surely, 2^242400424 is an apocalyptic number.

It is an amenable number.

242400424 is an abundant number, since it is smaller than the sum of its proper divisors (277029176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242400424 is a wasteful number, since it uses less digits than its factorization.

242400424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4328592 (or 4328588 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 242400424 is about 15569.2139814443. The cubic root of 242400424 is about 623.5114862171.

Adding to 242400424 its reverse (424004242), we get a palindrome (666404666).

It can be divided in two parts, 2 and 42400424, that multiplied together give a palindrome (84800848).

The spelling of 242400424 in words is "two hundred forty-two million, four hundred thousand, four hundred twenty-four".