195839552 has 28 divisors (see below), whose sum is σ = 402023580. Its totient is φ = 94542336.

The previous prime is 195839551. The next prime is 195839561. The reversal of 195839552 is 255938591.

It can be written as a sum of positive squares in 2 ways, for example, as 110166016 + 85673536 = 10496^2 + 9256^2 .

It is a junction number, because it is equal to n+sod(n) for n = 195839497 and 195839506.

It is not an unprimeable number, because it can be changed into a prime (195839551) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 50903 + ... + 54614.

It is an arithmetic number, because the mean of its divisors is an integer number (14357985).

Almost surely, 2^195839552 is an apocalyptic number.

It is an amenable number.

195839552 is an abundant number, since it is smaller than the sum of its proper divisors (206184028).

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

195839552 is a wasteful number, since it uses less digits than its factorization.

195839552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105558 (or 105548 counting only the distinct ones).

The product of its digits is 486000, while the sum is 47.

The square root of 195839552 is about 13994.2685410850. The cubic root of 195839552 is about 580.7200253144.

The spelling of 195839552 in words is "one hundred ninety-five million, eight hundred thirty-nine thousand, five hundred fifty-two".