117532242 has 32 divisors (see below), whose sum is σ = 266745600. Its totient is φ = 38343024.

The previous prime is 117532213. The next prime is 117532267. The reversal of 117532242 is 242235711.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20617 + ... + 25692.

It is an arithmetic number, because the mean of its divisors is an integer number (8335800).

Almost surely, 2^117532242 is an apocalyptic number.

117532242 is an abundant number, since it is smaller than the sum of its proper divisors (149213358).

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

117532242 is a wasteful number, since it uses less digits than its factorization.

117532242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46367 (or 46361 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 117532242 is about 10841.2288048911. The cubic root of 117532242 is about 489.8378499988.

Adding to 117532242 its reverse (242235711), we get a palindrome (359767953).

The spelling of 117532242 in words is "one hundred seventeen million, five hundred thirty-two thousand, two hundred forty-two".