117530532 has 72 divisors (see below), whose sum is σ = 340983552. Its totient is φ = 33436800.

The previous prime is 117530531. The next prime is 117530557. The reversal of 117530532 is 235035711.

It is a junction number, because it is equal to n+sod(n) for n = 117530496 and 117530505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117530531) 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 23 ways as a sum of consecutive naturals, for example, 67432 + ... + 69152.

Almost surely, 2^117530532 is an apocalyptic number.

117530532 is a gapful number since it is divisible by the number (12) 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 117530532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170491776).

117530532 is an abundant number, since it is smaller than the sum of its proper divisors (223453020).

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

117530532 is a wasteful number, since it uses less digits than its factorization.

117530532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009 (or 2004 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 117530532 is about 10841.1499390055. The cubic root of 117530532 is about 489.8354744044.

The spelling of 117530532 in words is "one hundred seventeen million, five hundred thirty thousand, five hundred thirty-two".