194402 has 8 divisors (see below), whose sum is σ = 314076. Its totient is φ = 89712.

The previous prime is 194377. The next prime is 194413. The reversal of 194402 is 204491.

It can be written as a sum of positive squares in 2 ways, for example, as 192721 + 1681 = 439^2 + 41^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 194402.

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, 3713 + ... + 3764.

2¹⁹⁴⁴⁰² is an apocalyptic number.

194402 is a deficient number, since it is larger than the sum of its proper divisors (119674).

194402 is a wasteful number, since it uses less digits than its factorization.

194402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7492.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 194402 is about 440.9104217412. The cubic root of 194402 is about 57.9295617360.

Adding to 194402 its reverse (204491), we get a palindrome (398893).

It can be divided in two parts, 19 and 4402, that multiplied together give a palindrome (83638).

The spelling of 194402 in words is "one hundred ninety-four thousand, four hundred two".