242600153 has 4 divisors (see below), whose sum is σ = 246712080. Its totient is φ = 238488228.

The previous prime is 242600147. The next prime is 242600173. The reversal of 242600153 is 351006242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242600153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242600173) 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, 2055875 + ... + 2055992.

It is an arithmetic number, because the mean of its divisors is an integer number (61678020).

Almost surely, 2^242600153 is an apocalyptic number.

It is an amenable number.

242600153 is a deficient number, since it is larger than the sum of its proper divisors (4111927).

242600153 is an equidigital number, since it uses as much as digits as its factorization.

242600153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111926.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 242600153 is about 15575.6268894706. The cubic root of 242600153 is about 623.6826893523.

Adding to 242600153 its reverse (351006242), we get a palindrome (593606395).

The spelling of 242600153 in words is "two hundred forty-two million, six hundred thousand, one hundred fifty-three".