242867266 has 4 divisors (see below), whose sum is σ = 364300902. Its totient is φ = 121433632.

The previous prime is 242867239. The next prime is 242867269. The reversal of 242867266 is 662768242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 662768242 = 2 ⋅331384121.

It can be written as a sum of positive squares in only one way, i.e., 237006025 + 5861241 = 15395^2 + 2421^2 .

It is not an unprimeable number, because it can be changed into a prime (242867269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60716815 + ... + 60716818.

Almost surely, 2^242867266 is an apocalyptic number.

242867266 is a deficient number, since it is larger than the sum of its proper divisors (121433636).

242867266 is a wasteful number, since it uses less digits than its factorization.

242867266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121433635.

The product of its digits is 387072, while the sum is 43.

The square root of 242867266 is about 15584.1992415395. The cubic root of 242867266 is about 623.9115057088.

The spelling of 242867266 in words is "two hundred forty-two million, eight hundred sixty-seven thousand, two hundred sixty-six".