195988632 has 48 divisors (see below), whose sum is σ = 569970360. Its totient is φ = 55996416.

The previous prime is 195988627. The next prime is 195988673. The reversal of 195988632 is 236889591.

It is a happy number.

195988632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82153 + ... + 84504.

Almost surely, 2^195988632 is an apocalyptic number.

195988632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

195988632 is an abundant number, since it is smaller than the sum of its proper divisors (373981728).

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

195988632 is a wasteful number, since it uses less digits than its factorization.

195988632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166680 (or 166669 counting only the distinct ones).

The product of its digits is 933120, while the sum is 51.

The square root of 195988632 is about 13999.5939941128. The cubic root of 195988632 is about 580.8673428202.

The spelling of 195988632 in words is "one hundred ninety-five million, nine hundred eighty-eight thousand, six hundred thirty-two".