242042424 has 32 divisors (see below), whose sum is σ = 651653520. Its totient is φ = 74474496.

The previous prime is 242042417. The next prime is 242042429. The reversal of 242042424 is 424240242.

242042424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 242042394 and 242042403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242042429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387577 + ... + 388200.

Almost surely, 2^242042424 is an apocalyptic number.

242042424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

242042424 is an abundant number, since it is smaller than the sum of its proper divisors (409611096).

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

242042424 is a wasteful number, since it uses less digits than its factorization.

242042424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775799 (or 775795 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 242042424 is about 15557.7126853532. The cubic root of 242042424 is about 623.2043812926.

Adding to 242042424 its reverse (424240242), we get a palindrome (666282666).

It can be divided in two parts, 2420 and 42424, that added together give a palindrome (44844).

The spelling of 242042424 in words is "two hundred forty-two million, forty-two thousand, four hundred twenty-four".