240797117 has 4 divisors (see below), whose sum is σ = 262687776. Its totient is φ = 218906460.

The previous prime is 240797111. The next prime is 240797131. The reversal of 240797117 is 711797042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240797117 - 2¹⁴ = 240780733 is a prime.

It is a fibodiv number, since the Fibonacci-like sequence with seeds 24079 and 7117 contains 240797117 itself.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240797111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10945313 + ... + 10945334.

It is an arithmetic number, because the mean of its divisors is an integer number (65671944).

Almost surely, 2^240797117 is an apocalyptic number.

It is an amenable number.

240797117 is a deficient number, since it is larger than the sum of its proper divisors (21890659).

240797117 is a wasteful number, since it uses less digits than its factorization.

240797117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21890658.

The product of its (nonzero) digits is 24696, while the sum is 38.

The square root of 240797117 is about 15517.6388990078. The cubic root of 240797117 is about 622.1337486321.

The spelling of 240797117 in words is "two hundred forty million, seven hundred ninety-seven thousand, one hundred seventeen".