242190883 has 4 divisors (see below), whose sum is σ = 264208248. Its totient is φ = 220173520.

The previous prime is 242190881. The next prime is 242190887. The reversal of 242190883 is 388091242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242190883 - 2¹ = 242190881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242190881) 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, 11008666 + ... + 11008687.

It is an arithmetic number, because the mean of its divisors is an integer number (66052062).

Almost surely, 2^242190883 is an apocalyptic number.

242190883 is a deficient number, since it is larger than the sum of its proper divisors (22017365).

242190883 is a wasteful number, since it uses less digits than its factorization.

242190883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22017364.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 242190883 is about 15562.4831887459. The cubic root of 242190883 is about 623.3317713428.

The spelling of 242190883 in words is "two hundred forty-two million, one hundred ninety thousand, eight hundred eighty-three".