242192927 has 4 divisors (see below), whose sum is σ = 247346016. Its totient is φ = 237039840.

The previous prime is 242192917. The next prime is 242192953. The reversal of 242192927 is 729291242.

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 242192927 - 2¹⁸ = 241930783 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 (242192917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2576474 + ... + 2576567.

It is an arithmetic number, because the mean of its divisors is an integer number (61836504).

Almost surely, 2^242192927 is an apocalyptic number.

242192927 is a deficient number, since it is larger than the sum of its proper divisors (5153089).

242192927 is an equidigital number, since it uses as much as digits as its factorization.

242192927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5153088.

The product of its digits is 36288, while the sum is 38.

The square root of 242192927 is about 15562.5488593611. The cubic root of 242192927 is about 623.3335248998. Note that the first 3 decimals are identical.

The spelling of 242192927 in words is "two hundred forty-two million, one hundred ninety-two thousand, nine hundred twenty-seven".