195262243 has 8 divisors (see below), whose sum is σ = 213243120. Its totient is φ = 177319680.

The previous prime is 195262237. The next prime is 195262247. The reversal of 195262243 is 342262591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 195262243 - 2¹⁷ = 195131171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 195262199 and 195262208.

It is not an unprimeable number, because it can be changed into a prime (195262247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1663 + ... + 19831.

It is an arithmetic number, because the mean of its divisors is an integer number (26655390).

Almost surely, 2^195262243 is an apocalyptic number.

195262243 is a deficient number, since it is larger than the sum of its proper divisors (17980877).

195262243 is a wasteful number, since it uses less digits than its factorization.

195262243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19157.

The product of its digits is 25920, while the sum is 34.

The square root of 195262243 is about 13973.6266945987. The cubic root of 195262243 is about 580.1488351688.

The spelling of 195262243 in words is "one hundred ninety-five million, two hundred sixty-two thousand, two hundred forty-three".