195534 has 40 divisors (see below), whose sum is σ = 470448. Its totient is φ = 60480.

The previous prime is 195527. The next prime is 195539. The reversal of 195534 is 435591.

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

It is a junction number, because it is equal to n+sod(n) for n = 195498 and 195507.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 195534.

It is not an unprimeable number, because it can be changed into a prime (195539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2719 + ... + 2789.

2¹⁹⁵⁵³⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235224).

195534 is an abundant number, since it is smaller than the sum of its proper divisors (274914).

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

195534 is a wasteful number, since it uses less digits than its factorization.

195534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102 (or 93 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 195534 is about 442.1922658754. The cubic root of 195534 is about 58.0417851885.

It can be divided in two parts, 195 and 534, that added together give a 6-th power (729 = 3⁶).

The spelling of 195534 in words is "one hundred ninety-five thousand, five hundred thirty-four".