242272 has 24 divisors (see below), whose sum is σ = 488376. Its totient is φ = 118272.

The previous prime is 242261. The next prime is 242273. The reversal of 242272 is 272242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242273) by changing a digit.

242272 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2088 + ... + 2200.

It is an arithmetic number, because the mean of its divisors is an integer number (20349).

2²⁴²²⁷² is an apocalyptic number.

It is an amenable number.

242272 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.

242272 is a wasteful number, since it uses less digits than its factorization.

242272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 182 counting only the distinct ones).

The product of its digits is 448, while the sum is 19.

The square root of 242272 is about 492.2113367244. The cubic root of 242272 is about 62.3401354418.

The spelling of 242272 in words is "two hundred forty-two thousand, two hundred seventy-two", and thus it is an iban number.