242811613 has 8 divisors (see below), whose sum is σ = 265214880. Its totient is φ = 220463280.

The previous prime is 242811607. The next prime is 242811617. The reversal of 242811613 is 316118242.

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 242811613 - 2⁵ = 242811581 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 (242811617) 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, 4195 + ... + 22432.

It is an arithmetic number, because the mean of its divisors is an integer number (33151860).

Almost surely, 2^242811613 is an apocalyptic number.

It is an amenable number.

242811613 is a deficient number, since it is larger than the sum of its proper divisors (22403267).

242811613 is a wasteful number, since it uses less digits than its factorization.

242811613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27467.

The product of its digits is 2304, while the sum is 28.

The square root of 242811613 is about 15582.4135807005. The cubic root of 242811613 is about 623.8638456568.

Adding to 242811613 its reverse (316118242), we get a palindrome (558929855).

It can be divided in two parts, 2428 and 11613, that added together give a palindrome (14041).

The spelling of 242811613 in words is "two hundred forty-two million, eight hundred eleven thousand, six hundred thirteen".