242192351 has 4 divisors (see below), whose sum is σ = 246762072. Its totient is φ = 237622632.

The previous prime is 242192339. The next prime is 242192359. The reversal of 242192351 is 153291242.

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 242192351 - 2⁶ = 242192287 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 (242192359) 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, 2284781 + ... + 2284886.

It is an arithmetic number, because the mean of its divisors is an integer number (61690518).

Almost surely, 2^242192351 is an apocalyptic number.

242192351 is a deficient number, since it is larger than the sum of its proper divisors (4569721).

242192351 is an equidigital number, since it uses as much as digits as its factorization.

242192351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4569720.

The product of its digits is 4320, while the sum is 29.

The square root of 242192351 is about 15562.5303533841. The cubic root of 242192351 is about 623.3330307477. Note that the first 3 decimals are identical.

The spelling of 242192351 in words is "two hundred forty-two million, one hundred ninety-two thousand, three hundred fifty-one".