117567966 has 8 divisors (see below), whose sum is σ = 235135944. Its totient is φ = 39189320.

The previous prime is 117567959. The next prime is 117568109. The reversal of 117567966 is 669765711.

It is a sphenic number, since it is the product of 3 distinct primes.

117567966 is an admirable number.

It is a super-3 number, since 3×117567966³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9797325 + ... + 9797336.

It is an arithmetic number, because the mean of its divisors is an integer number (29391993).

Almost surely, 2^117567966 is an apocalyptic number.

117567966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

117567966 is a wasteful number, since it uses less digits than its factorization.

117567966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19594666.

The product of its digits is 476280, while the sum is 48.

The square root of 117567966 is about 10842.8762789216. The cubic root of 117567966 is about 489.8874738138.

The spelling of 117567966 in words is "one hundred seventeen million, five hundred sixty-seven thousand, nine hundred sixty-six".