242266 has 8 divisors (see below), whose sum is σ = 376020. Its totient is φ = 116928.

The previous prime is 242261. The next prime is 242273. The reversal of 242266 is 662242.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 225625 + 16641 = 475^2 + 129^2 .

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242261) 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, 2031 + ... + 2146.

2²⁴²²⁶⁶ is an apocalyptic number.

242266 is a deficient number, since it is larger than the sum of its proper divisors (133754).

242266 is a wasteful number, since it uses less digits than its factorization.

242266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4208.

The product of its digits is 1152, while the sum is 22.

The square root of 242266 is about 492.2052417437. The cubic root of 242266 is about 62.3396208083.

The spelling of 242266 in words is "two hundred forty-two thousand, two hundred sixty-six".