195940353 has 32 divisors (see below), whose sum is σ = 309415680. Its totient is φ = 107965440.

The previous prime is 195940343. The next prime is 195940387. The reversal of 195940353 is 353049591.

It is not a de Polignac number, because 195940353 - 2¹⁰ = 195939329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195940343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75351 + ... + 77907.

It is an arithmetic number, because the mean of its divisors is an integer number (9669240).

Almost surely, 2^195940353 is an apocalyptic number.

It is an amenable number.

195940353 is a deficient number, since it is larger than the sum of its proper divisors (113475327).

195940353 is a wasteful number, since it uses less digits than its factorization.

195940353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2697.

The product of its (nonzero) digits is 72900, while the sum is 39.

The square root of 195940353 is about 13997.8695879052. The cubic root of 195940353 is about 580.8196427789.

The spelling of 195940353 in words is "one hundred ninety-five million, nine hundred forty thousand, three hundred fifty-three".