195820338 has 16 divisors (see below), whose sum is σ = 447589440. Its totient is φ = 55948656.

The previous prime is 195820337. The next prime is 195820349. The reversal of 195820338 is 833028591.

It is a junction number, because it is equal to n+sod(n) for n = 195820296 and 195820305.

It is not an unprimeable number, because it can be changed into a prime (195820337) 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, 2331153 + ... + 2331236.

It is an arithmetic number, because the mean of its divisors is an integer number (27974340).

Almost surely, 2^195820338 is an apocalyptic number.

195820338 is an abundant number, since it is smaller than the sum of its proper divisors (251769102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195820338 is a wasteful number, since it uses less digits than its factorization.

195820338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4662401.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 195820338 is about 13993.5820289160. The cubic root of 195820338 is about 580.7010330332.

The spelling of 195820338 in words is "one hundred ninety-five million, eight hundred twenty thousand, three hundred thirty-eight".