242160533 has 4 divisors (see below), whose sum is σ = 243125568. Its totient is φ = 241195500.

The previous prime is 242160511. The next prime is 242160539. The reversal of 242160533 is 335061242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 242160533 - 2⁸ = 242160277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242160539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482141 + ... + 482642.

It is an arithmetic number, because the mean of its divisors is an integer number (60781392).

Almost surely, 2^242160533 is an apocalyptic number.

It is an amenable number.

242160533 is a deficient number, since it is larger than the sum of its proper divisors (965035).

242160533 is an equidigital number, since it uses as much as digits as its factorization.

242160533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965034.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 242160533 is about 15561.5080567405. The cubic root of 242160533 is about 623.3057327772.

The spelling of 242160533 in words is "two hundred forty-two million, one hundred sixty thousand, five hundred thirty-three".