195242064 has 20 divisors (see below), whose sum is σ = 504375456. Its totient is φ = 65080672.

The previous prime is 195242039. The next prime is 195242111. The reversal of 195242064 is 460242591.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2033724 + ... + 2033819.

Almost surely, 2^195242064 is an apocalyptic number.

It is an amenable number.

195242064 is an abundant number, since it is smaller than the sum of its proper divisors (309133392).

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

195242064 is a wasteful number, since it uses less digits than its factorization.

195242064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067554 (or 4067548 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 195242064 is about 13972.9046371898. The cubic root of 195242064 is about 580.1288496928.

The spelling of 195242064 in words is "one hundred ninety-five million, two hundred forty-two thousand, sixty-four".