242565242 has 4 divisors (see below), whose sum is σ = 363847866. Its totient is φ = 121282620.

The previous prime is 242565241. The next prime is 242565247.

242565242 is nontrivially palindromic in base 10.

242565242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 232837081 + 9728161 = 15259^2 + 3119^2 .

It is a junction number, because it is equal to n+sod(n) for n = 242565199 and 242565208.

It is not an unprimeable number, because it can be changed into a prime (242565241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60641309 + ... + 60641312.

Almost surely, 2^242565242 is an apocalyptic number.

242565242 is a deficient number, since it is larger than the sum of its proper divisors (121282624).

242565242 is a wasteful number, since it uses less digits than its factorization.

242565242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121282623.

The product of its digits is 38400, while the sum is 32.

The square root of 242565242 is about 15574.5061558946. The cubic root of 242565242 is about 623.6527712193.

The spelling of 242565242 in words is "two hundred forty-two million, five hundred sixty-five thousand, two hundred forty-two".