242000133 has 8 divisors (see below), whose sum is σ = 329532288. Its totient is φ = 157900704.

The previous prime is 242000111. The next prime is 242000137. The reversal of 242000133 is 331000242.

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

It is not a de Polignac number, because 242000133 - 2⁹ = 241999621 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242000137) 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, 858016 + ... + 858297.

It is an arithmetic number, because the mean of its divisors is an integer number (41191536).

Almost surely, 2^242000133 is an apocalyptic number.

It is an amenable number.

242000133 is a deficient number, since it is larger than the sum of its proper divisors (87532155).

242000133 is a wasteful number, since it uses less digits than its factorization.

242000133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716363.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 242000133 is about 15556.3534608854. The cubic root of 242000133 is about 623.1680825986.

Adding to 242000133 its reverse (331000242), we get a palindrome (573000375).

The spelling of 242000133 in words is "two hundred forty-two million, one hundred thirty-three", and thus it is an aban number.