117530880 has 144 divisors (see below), whose sum is σ = 379889664. Its totient is φ = 30965760.

The previous prime is 117530869. The next prime is 117530893. The reversal of 117530880 is 88035711.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487560 + ... + 487800.

Almost surely, 2^117530880 is an apocalyptic number.

117530880 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 117530880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189944832).

117530880 is an abundant number, since it is smaller than the sum of its proper divisors (262358784).

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

117530880 is a wasteful number, since it uses less digits than its factorization.

117530880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 33.

The square root of 117530880 is about 10841.1659889516. The cubic root of 117530880 is about 489.8359578606.

The spelling of 117530880 in words is "one hundred seventeen million, five hundred thirty thousand, eight hundred eighty".