242072 has 8 divisors (see below), whose sum is σ = 453900. Its totient is φ = 121032.

The previous prime is 242069. The next prime is 242083. The reversal of 242072 is 270242.

242072 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 242072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15122 + ... + 15137.

2²⁴²⁰⁷² is an apocalyptic number.

It is an amenable number.

242072 is a deficient number, since it is larger than the sum of its proper divisors (211828).

242072 is a wasteful number, since it uses less digits than its factorization.

242072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30265 (or 30261 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 242072 is about 492.0081300141. The cubic root of 242072 is about 62.3229764091.

The spelling of 242072 in words is "two hundred forty-two thousand, seventy-two", and thus it is an iban number.