242431422 has 8 divisors (see below), whose sum is σ = 484862856. Its totient is φ = 80810472.

The previous prime is 242431391. The next prime is 242431433. The reversal of 242431422 is 224134242.

It is a sphenic number, since it is the product of 3 distinct primes.

242431422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 242431392 and 242431401.

It is a congruent number.

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, 20202613 + ... + 20202624.

It is an arithmetic number, because the mean of its divisors is an integer number (60607857).

Almost surely, 2^242431422 is an apocalyptic number.

242431422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

242431422 is a wasteful number, since it uses less digits than its factorization.

242431422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40405242.

The product of its digits is 3072, while the sum is 24.

The square root of 242431422 is about 15570.2094398245. The cubic root of 242431422 is about 623.5380631580.

Adding to 242431422 its reverse (224134242), we get a palindrome (466565664).

The spelling of 242431422 in words is "two hundred forty-two million, four hundred thirty-one thousand, four hundred twenty-two".