242716751 has 8 divisors (see below), whose sum is σ = 247476720. Its totient is φ = 237995712.

The previous prime is 242716741. The next prime is 242716753. The reversal of 242716751 is 157617242.

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 242716751 - 2⁶ = 242716687 is a prime.

It is a super-2 number, since 2×242716751² = 117822842431992002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242716753) 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, 3020 + ... + 22238.

It is an arithmetic number, because the mean of its divisors is an integer number (30934590).

Almost surely, 2^242716751 is an apocalyptic number.

242716751 is a deficient number, since it is larger than the sum of its proper divisors (4759969).

242716751 is a wasteful number, since it uses less digits than its factorization.

242716751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19465.

The product of its digits is 23520, while the sum is 35.

The square root of 242716751 is about 15579.3694031562. The cubic root of 242716751 is about 623.7825910578.

The spelling of 242716751 in words is "two hundred forty-two million, seven hundred sixteen thousand, seven hundred fifty-one".