195270273 has 24 divisors (see below), whose sum is σ = 308468160. Its totient is φ = 118049760.

The previous prime is 195270263. The next prime is 195270281. The reversal of 195270273 is 372072591.

It is not a de Polignac number, because 195270273 - 2⁸ = 195270017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195270223) 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 23 ways as a sum of consecutive naturals, for example, 41215 + ... + 45707.

It is an arithmetic number, because the mean of its divisors is an integer number (12852840).

Almost surely, 2^195270273 is an apocalyptic number.

It is an amenable number.

195270273 is a deficient number, since it is larger than the sum of its proper divisors (113197887).

195270273 is a wasteful number, since it uses less digits than its factorization.

195270273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4949 (or 4946 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 195270273 is about 13973.9140186277. The cubic root of 195270273 is about 580.1567877752.

The spelling of 195270273 in words is "one hundred ninety-five million, two hundred seventy thousand, two hundred seventy-three".