242002689 has 8 divisors (see below), whose sum is σ = 322766112. Its totient is φ = 161287200.

The previous prime is 242002679. The next prime is 242002699. The reversal of 242002689 is 986200242.

It is an interprime number because it is at equal distance from previous prime (242002679) and next prime (242002699).

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

It is not a de Polignac number, because 242002689 - 2⁹ = 242002177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242002679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2197 + ... + 22109.

It is an arithmetic number, because the mean of its divisors is an integer number (40345764).

Almost surely, 2^242002689 is an apocalyptic number.

It is an amenable number.

242002689 is a deficient number, since it is larger than the sum of its proper divisors (80763423).

242002689 is a wasteful number, since it uses less digits than its factorization.

242002689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23967.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 242002689 is about 15556.4356135974. The cubic root of 242002689 is about 623.1702765533.

The spelling of 242002689 in words is "two hundred forty-two million, two thousand, six hundred eighty-nine".