240555241 has 8 divisors (see below), whose sum is σ = 253084104. Its totient is φ = 228343680.

The previous prime is 240555239. The next prime is 240555311. The reversal of 240555241 is 142555042.

It can be written as a sum of positive squares in 4 ways, for example, as 99420841 + 141134400 = 9971^2 + 11880^2 .

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 240555241 - 2¹ = 240555239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240555641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77770 + ... + 80803.

It is an arithmetic number, because the mean of its divisors is an integer number (31635513).

Almost surely, 2^240555241 is an apocalyptic number.

It is an amenable number.

240555241 is a deficient number, since it is larger than the sum of its proper divisors (12528863).

240555241 is a wasteful number, since it uses less digits than its factorization.

240555241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158651.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 240555241 is about 15509.8433583322. The cubic root of 240555241 is about 621.9253717807.

The spelling of 240555241 in words is "two hundred forty million, five hundred fifty-five thousand, two hundred forty-one".