194868695 has 32 divisors (see below), whose sum is σ = 275425920. Its totient is φ = 129576960.

The previous prime is 194868689. The next prime is 194868727. The reversal of 194868695 is 596868491.

It is a happy number.

It is not a de Polignac number, because 194868695 - 2¹⁰ = 194867671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 194868695.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 328319 + ... + 328911.

It is an arithmetic number, because the mean of its divisors is an integer number (8607060).

Almost surely, 2^194868695 is an apocalyptic number.

194868695 is a deficient number, since it is larger than the sum of its proper divisors (80557225).

194868695 is a wasteful number, since it uses less digits than its factorization.

194868695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875.

The product of its digits is 3732480, while the sum is 56.

The square root of 194868695 is about 13959.5377788808. The cubic root of 194868695 is about 579.7588127189.

The spelling of 194868695 in words is "one hundred ninety-four million, eight hundred sixty-eight thousand, six hundred ninety-five".