242066565 has 48 divisors (see below), whose sum is σ = 462413952. Its totient is φ = 116387712.

The previous prime is 242066551. The next prime is 242066579. The reversal of 242066565 is 565660242.

242066565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (242066551) and next prime (242066579).

It is not a de Polignac number, because 242066565 - 2¹⁰ = 242065541 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20344 + ... + 29966.

It is an arithmetic number, because the mean of its divisors is an integer number (9633624).

Almost surely, 2^242066565 is an apocalyptic number.

It is an amenable number.

242066565 is a deficient number, since it is larger than the sum of its proper divisors (220347387).

242066565 is a wasteful number, since it uses less digits than its factorization.

242066565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9690 (or 9687 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 242066565 is about 15558.4885191332. The cubic root of 242066565 is about 623.2250998049.

The spelling of 242066565 in words is "two hundred forty-two million, sixty-six thousand, five hundred sixty-five".