242895 has 8 divisors (see below), whose sum is σ = 388656. Its totient is φ = 129536.

The previous prime is 242887. The next prime is 242911. The reversal of 242895 is 598242.

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 242895 - 2³ = 242887 is a prime.

242895 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8082 + ... + 8111.

It is an arithmetic number, because the mean of its divisors is an integer number (48582).

2²⁴²⁸⁹⁵ is an apocalyptic number.

242895 is a deficient number, since it is larger than the sum of its proper divisors (145761).

242895 is a wasteful number, since it uses less digits than its factorization.

242895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16201.

The product of its digits is 5760, while the sum is 30.

The square root of 242895 is about 492.8437886390. The cubic root of 242895 is about 62.3935253802.

The spelling of 242895 in words is "two hundred forty-two thousand, eight hundred ninety-five".