240985193 has 2 divisors, whose sum is σ = 240985194. Its totient is φ = 240985192.

The previous prime is 240985187. The next prime is 240985207. The reversal of 240985193 is 391589042.

240985193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220581904 + 20403289 = 14852^2 + 4517^2 .

It is a cyclic number.

It is not a de Polignac number, because 240985193 - 2²² = 236790889 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 240985193.

It is not a weakly prime, because it can be changed into another prime (240985123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120492596 + 120492597.

It is an arithmetic number, because the mean of its divisors is an integer number (120492597).

Almost surely, 2^240985193 is an apocalyptic number.

It is an amenable number.

240985193 is a deficient number, since it is larger than the sum of its proper divisors (1).

240985193 is an equidigital number, since it uses as much as digits as its factorization.

240985193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 240985193 is about 15523.6977875763. The cubic root of 240985193 is about 622.2956802175.

The spelling of 240985193 in words is "two hundred forty million, nine hundred eighty-five thousand, one hundred ninety-three".