242430355 has 4 divisors (see below), whose sum is σ = 290916432. Its totient is φ = 193944280.

The previous prime is 242430347. The next prime is 242430361. The reversal of 242430355 is 553034242.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 242430355 - 2³ = 242430347 is a prime.

It is a Duffinian 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, 24243031 + ... + 24243040.

It is an arithmetic number, because the mean of its divisors is an integer number (72729108).

Almost surely, 2^242430355 is an apocalyptic number.

242430355 is a deficient number, since it is larger than the sum of its proper divisors (48486077).

242430355 is an equidigital number, since it uses as much as digits as its factorization.

242430355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48486076.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 242430355 is about 15570.1751756363. The cubic root of 242430355 is about 623.5371483755.

Adding to 242430355 its reverse (553034242), we get a palindrome (795464597).

The spelling of 242430355 in words is "two hundred forty-two million, four hundred thirty thousand, three hundred fifty-five".