242066266 has 8 divisors (see below), whose sum is σ = 391030164. Its totient is φ = 111722880.

The previous prime is 242066261. The next prime is 242066273. The reversal of 242066266 is 662660242.

It can be written as a sum of positive squares in 2 ways, for example, as 241958025 + 108241 = 15555^2 + 329^2 .

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

It is not an unprimeable number, because it can be changed into a prime (242066261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4655095 + ... + 4655146.

Almost surely, 2^242066266 is an apocalyptic number.

242066266 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

242066266 is a deficient number, since it is larger than the sum of its proper divisors (148963898).

242066266 is a wasteful number, since it uses less digits than its factorization.

242066266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9310256.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 242066266 is about 15558.4789102277. The cubic root of 242066266 is about 623.2248432028.

It can be divided in two parts, 2420 and 66266, that added together give a palindrome (68686).

The spelling of 242066266 in words is "two hundred forty-two million, sixty-six thousand, two hundred sixty-six".