195838064 has 20 divisors (see below), whose sum is σ = 382427904. Its totient is φ = 97147008.

The previous prime is 195838037. The next prime is 195838081. The reversal of 195838064 is 460838591.

It is a super-2 number, since 2×195838064² = 76705094622536192, which contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

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, 46157 + ... + 50220.

Almost surely, 2^195838064 is an apocalyptic number.

It is an amenable number.

195838064 is a deficient number, since it is larger than the sum of its proper divisors (186589840).

195838064 is a wasteful number, since it uses less digits than its factorization.

195838064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96512 (or 96506 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 195838064 is about 13994.2153763618. The cubic root of 195838064 is about 580.7185545295.

The spelling of 195838064 in words is "one hundred ninety-five million, eight hundred thirty-eight thousand, sixty-four".