117740766 has 64 divisors (see below), whose sum is σ = 283481856. Its totient is φ = 32121600.

The previous prime is 117740761. The next prime is 117740773. The reversal of 117740766 is 667047711.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117740761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33505 + ... + 36851.

It is an arithmetic number, because the mean of its divisors is an integer number (4429404).

Almost surely, 2^117740766 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117740766, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141740928).

117740766 is an abundant number, since it is smaller than the sum of its proper divisors (165741090).

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

117740766 is a wasteful number, since it uses less digits than its factorization.

117740766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3417.

The product of its (nonzero) digits is 49392, while the sum is 39.

The square root of 117740766 is about 10850.8417185028. The cubic root of 117740766 is about 490.1273665851.

The spelling of 117740766 in words is "one hundred seventeen million, seven hundred forty thousand, seven hundred sixty-six".