194868652 has 12 divisors (see below), whose sum is σ = 372022056. Its totient is φ = 88576640.

The previous prime is 194868649. The next prime is 194868683. The reversal of 194868652 is 256868491.

It is a junction number, because it is equal to n+sod(n) for n = 194868596 and 194868605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2214373 + ... + 2214460.

It is an arithmetic number, because the mean of its divisors is an integer number (31001838).

Almost surely, 2^194868652 is an apocalyptic number.

It is an amenable number.

194868652 is a deficient number, since it is larger than the sum of its proper divisors (177153404).

194868652 is a wasteful number, since it uses less digits than its factorization.

194868652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4428848 (or 4428846 counting only the distinct ones).

The product of its digits is 829440, while the sum is 49.

The square root of 194868652 is about 13959.5362387151. The cubic root of 194868652 is about 579.7587700755.

The spelling of 194868652 in words is "one hundred ninety-four million, eight hundred sixty-eight thousand, six hundred fifty-two".