117850140 has 168 divisors, whose sum is σ = 380101680. Its totient is φ = 30668544.

The previous prime is 117850099. The next prime is 117850157. The reversal of 117850140 is 41058711.

117850140 is a `hidden beast` number, since 117 + 8 + 501 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 860152 + ... + 860288.

It is an arithmetic number, because the mean of its divisors is an integer number (2262510).

Almost surely, 2^117850140 is an apocalyptic number.

117850140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117850140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190050840).

117850140 is an abundant number, since it is smaller than the sum of its proper divisors (262251540).

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

117850140 is a wasteful number, since it uses less digits than its factorization.

117850140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 27.

The square root of 117850140 is about 10855.8804341242. The cubic root of 117850140 is about 490.2790857721.

The spelling of 117850140 in words is "one hundred seventeen million, eight hundred fifty thousand, one hundred forty".