241728727 has 4 divisors (see below), whose sum is σ = 241892560. Its totient is φ = 241564896.

The previous prime is 241728713. The next prime is 241728749. The reversal of 241728727 is 727827142.

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 241728727 - 2¹¹ = 241726679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 241728727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241722727) by changing a digit.

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, 79683 + ... + 82660.

It is an arithmetic number, because the mean of its divisors is an integer number (60473140).

Almost surely, 2^241728727 is an apocalyptic number.

241728727 is a deficient number, since it is larger than the sum of its proper divisors (163833).

241728727 is a wasteful number, since it uses less digits than its factorization.

241728727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163832.

The product of its digits is 87808, while the sum is 40.

The square root of 241728727 is about 15547.6276968546. The cubic root of 241728727 is about 622.9350320053.

The spelling of 241728727 in words is "two hundred forty-one million, seven hundred twenty-eight thousand, seven hundred twenty-seven".