195156 has 48 divisors (see below), whose sum is σ = 548800. Its totient is φ = 59616.

The previous prime is 195137. The next prime is 195157. The reversal of 195156 is 651591.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 5.

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195157) by changing a digit.

195156 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 15 ways as a sum of consecutive naturals, for example, 1335 + ... + 1473.

2¹⁹⁵¹⁵⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274400).

195156 is an abundant number, since it is smaller than the sum of its proper divisors (353644).

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

195156 is a wasteful number, since it uses less digits than its factorization.

195156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 157 counting only the distinct ones).

The product of its digits is 1350, while the sum is 27.

The square root of 195156 is about 441.7646432208. The cubic root of 195156 is about 58.0043595613.

It can be divided in two parts, 195 and 156, that added together give a triangular number (351 = T₂₆).

The spelling of 195156 in words is "one hundred ninety-five thousand, one hundred fifty-six".