242269 has 8 divisors (see below), whose sum is σ = 262080. Its totient is φ = 223200.

The previous prime is 242261. The next prime is 242273. The reversal of 242269 is 962242.

242269 is nontrivially palindromic in base 15.

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

It is a cyclic number.

It is not a de Polignac number, because 242269 - 2³ = 242261 is a prime.

It is a super-2 number, since 2×242269² = 117388536722, which contains 22 as substring.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624 + ... + 934.

It is an arithmetic number, because the mean of its divisors is an integer number (32760).

2²⁴²²⁶⁹ is an apocalyptic number.

It is an amenable number.

242269 is a deficient number, since it is larger than the sum of its proper divisors (19811).

242269 is a wasteful number, since it uses less digits than its factorization.

242269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371.

The product of its digits is 1728, while the sum is 25.

The square root of 242269 is about 492.2082892435. The cubic root of 242269 is about 62.3398781261.

The spelling of 242269 in words is "two hundred forty-two thousand, two hundred sixty-nine".