195345400 has 24 divisors (see below), whose sum is σ = 454178520. Its totient is φ = 78138080.

The previous prime is 195345389. The next prime is 195345461. The reversal of 195345400 is 4543591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 488164 + ... + 488563.

It is an arithmetic number, because the mean of its divisors is an integer number (18924105).

Almost surely, 2^195345400 is an apocalyptic number.

195345400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195345400 is an abundant number, since it is smaller than the sum of its proper divisors (258833120).

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

195345400 is a wasteful number, since it uses less digits than its factorization.

195345400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976743 (or 976734 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 195345400 is about 13976.6018759926. The cubic root of 195345400 is about 580.2311801374.

Adding to 195345400 its reverse (4543591), we get a palindrome (199888991).

The spelling of 195345400 in words is "one hundred ninety-five million, three hundred forty-five thousand, four hundred".