242252331 has 4 divisors (see below), whose sum is σ = 323003112. Its totient is φ = 161501552.

The previous prime is 242252317. The next prime is 242252333. The reversal of 242252331 is 133252242.

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 242252331 - 2⁶ = 242252267 is a prime.

It is a super-2 number, since 2×242252331² = 117372383749867122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242252333) 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, 40375386 + ... + 40375391.

It is an arithmetic number, because the mean of its divisors is an integer number (80750778).

Almost surely, 2^242252331 is an apocalyptic number.

242252331 is a deficient number, since it is larger than the sum of its proper divisors (80750781).

242252331 is an equidigital number, since it uses as much as digits as its factorization.

242252331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80750780.

The product of its digits is 2880, while the sum is 24.

The square root of 242252331 is about 15564.4572986018. The cubic root of 242252331 is about 623.3844835552.

The spelling of 242252331 in words is "two hundred forty-two million, two hundred fifty-two thousand, three hundred thirty-one".