195643162 has 32 divisors (see below), whose sum is σ = 346187520. Its totient is φ = 81750720.

The previous prime is 195643141. The next prime is 195643169. The reversal of 195643162 is 261346591.

195643162 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (195643169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75663 + ... + 78205.

It is an arithmetic number, because the mean of its divisors is an integer number (10818360).

Almost surely, 2^195643162 is an apocalyptic number.

195643162 is the 6994-th decagonal number.

195643162 is a deficient number, since it is larger than the sum of its proper divisors (150544358).

195643162 is a wasteful number, since it uses less digits than its factorization.

195643162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838.

The product of its digits is 38880, while the sum is 37.

The square root of 195643162 is about 13987.2499798924. The cubic root of 195643162 is about 580.5258429704.

The spelling of 195643162 in words is "one hundred ninety-five million, six hundred forty-three thousand, one hundred sixty-two".