117744242 has 32 divisors (see below), whose sum is σ = 221405184. Its totient is φ = 45622800.

The previous prime is 117744229. The next prime is 117744257. The reversal of 117744242 is 242447711.

It is a junction number, because it is equal to n+sod(n) for n = 117744199 and 117744208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27413 + ... + 31415.

It is an arithmetic number, because the mean of its divisors is an integer number (6918912).

Almost surely, 2^117744242 is an apocalyptic number.

117744242 is a deficient number, since it is larger than the sum of its proper divisors (103660942).

117744242 is a wasteful number, since it uses less digits than its factorization.

117744242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4214.

The product of its digits is 12544, while the sum is 32.

The square root of 117744242 is about 10851.0018892266. The cubic root of 117744242 is about 490.1321897969.

The spelling of 117744242 in words is "one hundred seventeen million, seven hundred forty-four thousand, two hundred forty-two".