242763 has 8 divisors (see below), whose sum is σ = 340800. Its totient is φ = 153288.

The previous prime is 242747. The next prime is 242773. The reversal of 242763 is 367242.

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

It is not a de Polignac number, because 242763 - 2⁴ = 242747 is a prime.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (242713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2073 + ... + 2186.

It is an arithmetic number, because the mean of its divisors is an integer number (42600).

2²⁴²⁷⁶³ is an apocalyptic number.

242763 is a deficient number, since it is larger than the sum of its proper divisors (98037).

242763 is a wasteful number, since it uses less digits than its factorization.

242763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281.

The product of its digits is 2016, while the sum is 24.

The square root of 242763 is about 492.7098537679. The cubic root of 242763 is about 62.3822208553.

The spelling of 242763 in words is "two hundred forty-two thousand, seven hundred sixty-three".