194429 has 4 divisors (see below), whose sum is σ = 205884. Its totient is φ = 182976.

The previous prime is 194413. The next prime is 194431. The reversal of 194429 is 924491.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 105625 + 88804 = 325^2 + 298^2 .

It is a cyclic number.

It is not a de Polignac number, because 194429 - 2⁴ = 194413 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 194429.

It is not an unprimeable number, because it can be changed into a prime (194479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5702 + ... + 5735.

It is an arithmetic number, because the mean of its divisors is an integer number (51471).

2¹⁹⁴⁴²⁹ is an apocalyptic number.

It is an amenable number.

194429 is a deficient number, since it is larger than the sum of its proper divisors (11455).

194429 is a wasteful number, since it uses less digits than its factorization.

194429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11454.

The product of its digits is 2592, while the sum is 29.

The square root of 194429 is about 440.9410391424. The cubic root of 194429 is about 57.9322435084.

The spelling of 194429 in words is "one hundred ninety-four thousand, four hundred twenty-nine".