242372255 has 4 divisors (see below), whose sum is σ = 290846712. Its totient is φ = 193897800.

The previous prime is 242372171. The next prime is 242372293. The reversal of 242372255 is 552273242.

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

It is not a de Polignac number, because 242372255 - 2¹⁰ = 242371231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 24237221 + ... + 24237230.

It is an arithmetic number, because the mean of its divisors is an integer number (72711678).

Almost surely, 2^242372255 is an apocalyptic number.

242372255 is a deficient number, since it is larger than the sum of its proper divisors (48474457).

242372255 is an equidigital number, since it uses as much as digits as its factorization.

242372255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48474456.

The product of its digits is 33600, while the sum is 32.

The square root of 242372255 is about 15568.3093173279. The cubic root of 242372255 is about 623.4873328278.

The spelling of 242372255 in words is "two hundred forty-two million, three hundred seventy-two thousand, two hundred fifty-five".