195606 has 12 divisors (see below), whose sum is σ = 423852. Its totient is φ = 65196.

The previous prime is 195599. The next prime is 195659. The reversal of 195606 is 606591.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 195606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5416 + ... + 5451.

It is an arithmetic number, because the mean of its divisors is an integer number (35321).

2¹⁹⁵⁶⁰⁶ is an apocalyptic number.

195606 is an abundant number, since it is smaller than the sum of its proper divisors (228246).

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

195606 is a wasteful number, since it uses less digits than its factorization.

195606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10875 (or 10872 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 195606 is about 442.2736709324. The cubic root of 195606 is about 58.0489084096.

It can be divided in two parts, 19 and 5606, that added together give a square (5625 = 75²).

The spelling of 195606 in words is "one hundred ninety-five thousand, six hundred six".