195900 has 36 divisors (see below), whose sum is σ = 567672. Its totient is φ = 52160.

The previous prime is 195893. The next prime is 195907. The reversal of 195900 is 9591.

It is a happy number.

195900 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (195893) and next prime (195907).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195907) by changing a digit.

195900 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27 + ... + 626.

2¹⁹⁵⁹⁰⁰ is an apocalyptic number.

195900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283836).

195900 is an abundant number, since it is smaller than the sum of its proper divisors (371772).

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

195900 is a wasteful number, since it uses less digits than its factorization.

195900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670 (or 663 counting only the distinct ones).

The product of its (nonzero) digits is 405, while the sum is 24.

The square root of 195900 is about 442.6059195266. The cubic root of 195900 is about 58.0779767678.

The spelling of 195900 in words is "one hundred ninety-five thousand, nine hundred".