242601247 has 4 divisors (see below), whose sum is σ = 277258576. Its totient is φ = 207943920.

The previous prime is 242601241. The next prime is 242601251. The reversal of 242601247 is 742106242.

It is a happy number.

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 242601247 - 2¹¹ = 242599199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242601241) 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, 17328654 + ... + 17328667.

It is an arithmetic number, because the mean of its divisors is an integer number (69314644).

Almost surely, 2^242601247 is an apocalyptic number.

242601247 is a deficient number, since it is larger than the sum of its proper divisors (34657329).

242601247 is an equidigital number, since it uses as much as digits as its factorization.

242601247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34657328.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 242601247 is about 15575.6620084027. The cubic root of 242601247 is about 623.6836268453.

Adding to 242601247 its reverse (742106242), we get a palindrome (984707489).

The spelling of 242601247 in words is "two hundred forty-two million, six hundred one thousand, two hundred forty-seven".