242300533 has 2 divisors, whose sum is σ = 242300534. Its totient is φ = 242300532.

The previous prime is 242300501. The next prime is 242300573. The reversal of 242300533 is 335003242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182979729 + 59320804 = 13527^2 + 7702^2 .

It is a cyclic number.

It is not a de Polignac number, because 242300533 - 2⁵ = 242300501 is a prime.

It is a super-3 number, since 3×242300533³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242300573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121150266 + 121150267.

It is an arithmetic number, because the mean of its divisors is an integer number (121150267).

Almost surely, 2^242300533 is an apocalyptic number.

It is an amenable number.

242300533 is a deficient number, since it is larger than the sum of its proper divisors (1).

242300533 is an equidigital number, since it uses as much as digits as its factorization.

242300533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 242300533 is about 15566.0056854673. The cubic root of 242300533 is about 623.4258266540.

Adding to 242300533 its reverse (335003242), we get a palindrome (577303775).

The spelling of 242300533 in words is "two hundred forty-two million, three hundred thousand, five hundred thirty-three".