242003613 has 8 divisors (see below), whose sum is σ = 330175648. Its totient is φ = 157583664.

The previous prime is 242003591. The next prime is 242003617. The reversal of 242003613 is 316300242.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 242003613 - 2⁵ = 242003581 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 242003613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242003617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 937870 + ... + 938127.

It is an arithmetic number, because the mean of its divisors is an integer number (41271956).

Almost surely, 2^242003613 is an apocalyptic number.

It is an amenable number.

242003613 is a deficient number, since it is larger than the sum of its proper divisors (88172035).

242003613 is a wasteful number, since it uses less digits than its factorization.

242003613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876043.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 242003613 is about 15556.4653118888. The cubic root of 242003613 is about 623.1710696693.

Adding to 242003613 its reverse (316300242), we get a palindrome (558303855).

The spelling of 242003613 in words is "two hundred forty-two million, three thousand, six hundred thirteen".