242534263 has 4 divisors (see below), whose sum is σ = 242674840. Its totient is φ = 242393688.

The previous prime is 242534261. The next prime is 242534293. The reversal of 242534263 is 362435242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242534263 - 2¹ = 242534261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242534261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67668 + ... + 71161.

It is an arithmetic number, because the mean of its divisors is an integer number (60668710).

Almost surely, 2^242534263 is an apocalyptic number.

242534263 is a deficient number, since it is larger than the sum of its proper divisors (140577).

242534263 is a wasteful number, since it uses less digits than its factorization.

242534263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140576.

The product of its digits is 34560, while the sum is 31.

The square root of 242534263 is about 15573.5115821705. The cubic root of 242534263 is about 623.6262203395.

The spelling of 242534263 in words is "two hundred forty-two million, five hundred thirty-four thousand, two hundred sixty-three".