240864117 has 16 divisors (see below), whose sum is σ = 355205760. Its totient is φ = 144217152.

The previous prime is 240864077. The next prime is 240864181. The reversal of 240864117 is 711468042.

It is not a de Polignac number, because 240864117 - 2¹⁰ = 240863093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240864817) 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 15 ways as a sum of consecutive naturals, for example, 82017 + ... + 84902.

It is an arithmetic number, because the mean of its divisors is an integer number (22200360).

Almost surely, 2^240864117 is an apocalyptic number.

It is an amenable number.

240864117 is a deficient number, since it is larger than the sum of its proper divisors (114341643).

240864117 is a wasteful number, since it uses less digits than its factorization.

240864117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166972.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 240864117 is about 15519.7975824429. The cubic root of 240864117 is about 622.1914446381.

It can be divided in two parts, 24086 and 4117, that added together give a triangular number (28203 = T₂₃₇).

The spelling of 240864117 in words is "two hundred forty million, eight hundred sixty-four thousand, one hundred seventeen".