195073 has 4 divisors (see below), whose sum is σ = 205360. Its totient is φ = 184788.

The previous prime is 195071. The next prime is 195077. The reversal of 195073 is 370591.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 195073 - 2¹ = 195071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5115 + ... + 5152.

It is an arithmetic number, because the mean of its divisors is an integer number (51340).

It is a Proth number, since it is equal to 381 ⋅ 2⁹ + 1 and 381 < 2⁹.

2¹⁹⁵⁰⁷³ is an apocalyptic number.

It is an amenable number.

195073 is a deficient number, since it is larger than the sum of its proper divisors (10287).

195073 is a wasteful number, since it uses less digits than its factorization.

195073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10286.

The product of its (nonzero) digits is 945, while the sum is 25.

The square root of 195073 is about 441.6706918056. The cubic root of 195073 is about 57.9961352954.

The spelling of 195073 in words is "one hundred ninety-five thousand, seventy-three".