195881632 has 24 divisors (see below), whose sum is σ = 385984116. Its totient is φ = 97853952.

The previous prime is 195881629. The next prime is 195881671. The reversal of 195881632 is 236188591.

195881632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 177528976 + 18352656 = 13324^2 + 4284^2 .

It is a super-2 number, since 2×195881632² = 76739227509966848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49188 + ... + 53020.

Almost surely, 2^195881632 is an apocalyptic number.

It is an amenable number.

195881632 is a deficient number, since it is larger than the sum of its proper divisors (190102484).

195881632 is a wasteful number, since it uses less digits than its factorization.

195881632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5440 (or 5432 counting only the distinct ones).

The product of its digits is 103680, while the sum is 43.

The square root of 195881632 is about 13995.7719329803. The cubic root of 195881632 is about 580.7616153956.

The spelling of 195881632 in words is "one hundred ninety-five million, eight hundred eighty-one thousand, six hundred thirty-two".