117805208 has 32 divisors (see below), whose sum is σ = 233333760. Its totient is φ = 55671840.

The previous prime is 117805201. The next prime is 117805231. The reversal of 117805208 is 802508711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117805201) 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, 5141 + ... + 16187.

It is an arithmetic number, because the mean of its divisors is an integer number (7291680).

Almost surely, 2^117805208 is an apocalyptic number.

It is an amenable number.

117805208 is a deficient number, since it is larger than the sum of its proper divisors (115528552).

117805208 is a wasteful number, since it uses less digits than its factorization.

117805208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11127 (or 11123 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 32.

The square root of 117805208 is about 10853.8107593601. The cubic root of 117805208 is about 490.2167692852.

The spelling of 117805208 in words is "one hundred seventeen million, eight hundred five thousand, two hundred eight".