242448226 has 4 divisors (see below), whose sum is σ = 363672342. Its totient is φ = 121224112.

The previous prime is 242448223. The next prime is 242448251. The reversal of 242448226 is 622844242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 622844242 = 2 ⋅311422121.

It can be written as a sum of positive squares in only one way, i.e., 228765625 + 13682601 = 15125^2 + 3699^2 .

It is a super-2 number, since 2×242448226² = 117562284581094152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242448191 and 242448200.

It is not an unprimeable number, because it can be changed into a prime (242448223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60612055 + ... + 60612058.

Almost surely, 2^242448226 is an apocalyptic number.

242448226 is a deficient number, since it is larger than the sum of its proper divisors (121224116).

242448226 is a wasteful number, since it uses less digits than its factorization.

242448226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121224115.

The product of its digits is 49152, while the sum is 34.

The square root of 242448226 is about 15570.7490507040. The cubic root of 242448226 is about 623.5524695572.

The spelling of 242448226 in words is "two hundred forty-two million, four hundred forty-eight thousand, two hundred twenty-six".