242031115 has 8 divisors (see below), whose sum is σ = 294114240. Its totient is φ = 191173632.

The previous prime is 242031089. The next prime is 242031131. The reversal of 242031115 is 511130242.

242031115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242031115 - 2¹³ = 242022923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242031092 and 242031101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305974 + ... + 306763.

It is an arithmetic number, because the mean of its divisors is an integer number (36764280).

Almost surely, 2^242031115 is an apocalyptic number.

242031115 is a deficient number, since it is larger than the sum of its proper divisors (52083125).

242031115 is an equidigital number, since it uses as much as digits as its factorization.

242031115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612821.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 242031115 is about 15557.3492279373. The cubic root of 242031115 is about 623.1946751042.

Adding to 242031115 its reverse (511130242), we get a palindrome (753161357).

The spelling of 242031115 in words is "two hundred forty-two million, thirty-one thousand, one hundred fifteen".