242881266 has 8 divisors (see below), whose sum is σ = 485762544. Its totient is φ = 80960420.

The previous prime is 242881259. The next prime is 242881319. The reversal of 242881266 is 662188242.

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

242881266 is an admirable 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, 20240100 + ... + 20240111.

It is an arithmetic number, because the mean of its divisors is an integer number (60720318).

Almost surely, 2^242881266 is an apocalyptic number.

242881266 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.

242881266 is a wasteful number, since it uses less digits than its factorization.

242881266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40480216.

The product of its digits is 73728, while the sum is 39.

The square root of 242881266 is about 15584.6484079687. The cubic root of 242881266 is about 623.9234938665.

The spelling of 242881266 in words is "two hundred forty-two million, eight hundred eighty-one thousand, two hundred sixty-six".