241568645 has 4 divisors (see below), whose sum is σ = 289882380. Its totient is φ = 193254912.

The previous prime is 241568629. The next prime is 241568651. The reversal of 241568645 is 546865142.

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

It can be written as a sum of positive squares in 2 ways, for example, as 103999204 + 137569441 = 10198^2 + 11729^2 .

It is a cyclic number.

It is not a de Polignac number, because 241568645 - 2⁴ = 241568629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24156860 + ... + 24156869.

It is an arithmetic number, because the mean of its divisors is an integer number (72470595).

Almost surely, 2^241568645 is an apocalyptic number.

It is an amenable number.

241568645 is a deficient number, since it is larger than the sum of its proper divisors (48313735).

241568645 is an equidigital number, since it uses as much as digits as its factorization.

241568645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48313734.

The product of its digits is 230400, while the sum is 41.

The square root of 241568645 is about 15542.4787276676. The cubic root of 241568645 is about 622.7974911786.

The spelling of 241568645 in words is "two hundred forty-one million, five hundred sixty-eight thousand, six hundred forty-five".