240222266 has 8 divisors (see below), whose sum is σ = 363639540. Its totient is φ = 119009088.

The previous prime is 240222251. The next prime is 240222271. The reversal of 240222266 is 662222042.

It can be written as a sum of positive squares in 2 ways, for example, as 222875041 + 17347225 = 14929^2 + 4165^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550751 + ... + 551186.

Almost surely, 2^240222266 is an apocalyptic number.

240222266 is a deficient number, since it is larger than the sum of its proper divisors (123417274).

240222266 is a wasteful number, since it uses less digits than its factorization.

240222266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102048.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 240222266 is about 15499.1053290182. The cubic root of 240222266 is about 621.6382842601.

The spelling of 240222266 in words is "two hundred forty million, two hundred twenty-two thousand, two hundred sixty-six".