240666013 has 8 divisors (see below), whose sum is σ = 275928128. Its totient is φ = 205624224.

The previous prime is 240666001. The next prime is 240666017. The reversal of 240666013 is 310666042.

240666013 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 240666013 - 2¹³ = 240657821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240666017) 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, 52731 + ... + 57112.

It is an arithmetic number, because the mean of its divisors is an integer number (34491016).

Almost surely, 2^240666013 is an apocalyptic number.

It is an amenable number.

240666013 is a deficient number, since it is larger than the sum of its proper divisors (35262115).

240666013 is a wasteful number, since it uses less digits than its factorization.

240666013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110163.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 240666013 is about 15513.4139698520. The cubic root of 240666013 is about 622.0208194973.

The spelling of 240666013 in words is "two hundred forty million, six hundred sixty-six thousand, thirteen".