195740343 has 48 divisors (see below), whose sum is σ = 303937920. Its totient is φ = 121165632.

The previous prime is 195740341. The next prime is 195740353. The reversal of 195740343 is 343047591.

It is not a de Polignac number, because 195740343 - 2¹ = 195740341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 195740298 and 195740307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195740341) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1200780 + ... + 1200942.

It is an arithmetic number, because the mean of its divisors is an integer number (6332040).

Almost surely, 2^195740343 is an apocalyptic number.

195740343 is a deficient number, since it is larger than the sum of its proper divisors (108197577).

195740343 is a wasteful number, since it uses less digits than its factorization.

195740343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 195740343 is about 13990.7234623518. The cubic root of 195740343 is about 580.6219477748.

The spelling of 195740343 in words is "one hundred ninety-five million, seven hundred forty thousand, three hundred forty-three".