117557000 has 64 divisors (see below), whose sum is σ = 300119040. Its totient is φ = 42744000.

The previous prime is 117556987. The next prime is 117557017. The reversal of 117557000 is 755711.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5657 + ... + 16343.

It is an arithmetic number, because the mean of its divisors is an integer number (4689360).

Almost surely, 2^117557000 is an apocalyptic number.

117557000 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 117557000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150059520).

117557000 is an abundant number, since it is smaller than the sum of its proper divisors (182562040).

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

117557000 is a wasteful number, since it uses less digits than its factorization.

117557000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10719 (or 10705 counting only the distinct ones).

The product of its (nonzero) digits is 1225, while the sum is 26.

The square root of 117557000 is about 10842.3705894975. The cubic root of 117557000 is about 489.8722421333.

The spelling of 117557000 in words is "one hundred seventeen million, five hundred fifty-seven thousand".