195518532 has 96 divisors (see below), whose sum is σ = 510935040. Its totient is φ = 57697920.

The previous prime is 195518509. The next prime is 195518579. The reversal of 195518532 is 235815591.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1539453 + ... + 1539579.

It is an arithmetic number, because the mean of its divisors is an integer number (5322240).

Almost surely, 2^195518532 is an apocalyptic number.

195518532 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 195518532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255467520).

195518532 is an abundant number, since it is smaller than the sum of its proper divisors (315416508).

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

195518532 is a wasteful number, since it uses less digits than its factorization.

195518532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 359 counting only the distinct ones).

The product of its digits is 54000, while the sum is 39.

The square root of 195518532 is about 13982.7941413725. The cubic root of 195518532 is about 580.4025465504.

The spelling of 195518532 in words is "one hundred ninety-five million, five hundred eighteen thousand, five hundred thirty-two".