117774216 has 64 divisors (see below), whose sum is σ = 373891200. Its totient is φ = 33649344.

The previous prime is 117774211. The next prime is 117774221. The reversal of 117774216 is 612477711.

It is an interprime number because it is at equal distance from previous prime (117774211) and next prime (117774221).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (117774211) by changing a digit.

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, 37435 + ... + 40458.

It is an arithmetic number, because the mean of its divisors is an integer number (5842050).

Almost surely, 2^117774216 is an apocalyptic number.

It is an amenable number.

117774216 is an abundant number, since it is smaller than the sum of its proper divisors (256116984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117774216 is a wasteful number, since it uses less digits than its factorization.

117774216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77915 (or 77905 counting only the distinct ones).

The product of its digits is 16464, while the sum is 36.

The square root of 117774216 is about 10852.3829641236. The cubic root of 117774216 is about 490.1737770415.

The spelling of 117774216 in words is "one hundred seventeen million, seven hundred seventy-four thousand, two hundred sixteen".