195195928 has 8 divisors (see below), whose sum is σ = 365992380. Its totient is φ = 97597960.

The previous prime is 195195907. The next prime is 195195937. The reversal of 195195928 is 829591591.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12199738 + ... + 12199753.

Almost surely, 2^195195928 is an apocalyptic number.

It is an amenable number.

195195928 is a deficient number, since it is larger than the sum of its proper divisors (170796452).

195195928 is a wasteful number, since it uses less digits than its factorization.

195195928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24399497 (or 24399493 counting only the distinct ones).

The product of its digits is 291600, while the sum is 49.

The square root of 195195928 is about 13971.2536302223. The cubic root of 195195928 is about 580.0831509799.

It can be divided in two parts, 1951 and 95928, that added together give a palindrome (97879).

The spelling of 195195928 in words is "one hundred ninety-five million, one hundred ninety-five thousand, nine hundred twenty-eight".