242040533 has 8 divisors (see below), whose sum is σ = 279951168. Its totient is φ = 204963264.

The previous prime is 242040499. The next prime is 242040607. The reversal of 242040533 is 335040242.

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 242040533 - 2¹⁰ = 242039509 is a prime.

It is a super-2 number, since 2×242040533² = 117167239229848178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242040499 and 242040508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242043533) 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, 207716 + ... + 208877.

It is an arithmetic number, because the mean of its divisors is an integer number (34993896).

Almost surely, 2^242040533 is an apocalyptic number.

It is an amenable number.

242040533 is a deficient number, since it is larger than the sum of its proper divisors (37910635).

242040533 is an equidigital number, since it uses as much as digits as its factorization.

242040533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416683.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 242040533 is about 15557.6519115193. The cubic root of 242040533 is about 623.2027583229.

Adding to 242040533 its reverse (335040242), we get a palindrome (577080775).

The spelling of 242040533 in words is "two hundred forty-two million, forty thousand, five hundred thirty-three".