194375396 has 18 divisors (see below), whose sum is σ = 359004870. Its totient is φ = 92071872.

The previous prime is 194375359. The next prime is 194375407. The reversal of 194375396 is 693573491.

It can be written as a sum of positive squares in only one way, i.e., 179935396 + 14440000 = 13414^2 + 3800^2 .

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 194375396.

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 5 ways as a sum of consecutive naturals, for example, 65861 + ... + 68748.

It is an arithmetic number, because the mean of its divisors is an integer number (19944715).

Almost surely, 2^194375396 is an apocalyptic number.

It is an amenable number.

194375396 is a deficient number, since it is larger than the sum of its proper divisors (164629474).

194375396 is a wasteful number, since it uses less digits than its factorization.

194375396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134651 (or 134630 counting only the distinct ones).

The product of its digits is 612360, while the sum is 47.

The square root of 194375396 is about 13941.8576954436. The cubic root of 194375396 is about 579.2691905339.

The spelling of 194375396 in words is "one hundred ninety-four million, three hundred seventy-five thousand, three hundred ninety-six".