117858000 has 160 divisors (see below), whose sum is σ = 409473792. Its totient is φ = 28992000.

The previous prime is 117857951. The next prime is 117858019. The reversal of 117858000 is 858711.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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, 77245 + ... + 78755.

Almost surely, 2^117858000 is an apocalyptic number.

117858000 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 117858000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204736896).

117858000 is an abundant number, since it is smaller than the sum of its proper divisors (291615792).

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

117858000 is a wasteful number, since it uses less digits than its factorization.

117858000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550 (or 1534 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 30.

The square root of 117858000 is about 10856.2424438661. The cubic root of 117858000 is about 490.2899852301.

The spelling of 117858000 in words is "one hundred seventeen million, eight hundred fifty-eight thousand".