194069 has 2 divisors, whose sum is σ = 194070. Its totient is φ = 194068.

The previous prime is 194057. The next prime is 194071. The reversal of 194069 is 960491.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97969 + 96100 = 313^2 + 310^2 .

It is a cyclic number.

It is not a de Polignac number, because 194069 - 2⁸ = 193813 is a prime.

It is a super-2 number, since 2×194069² = 75325553522, which contains 22 as substring.

Together with 194071, it forms a pair of twin primes.

It is a Chen prime.

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 194069.

It is not a weakly prime, because it can be changed into another prime (194269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97034 + 97035.

It is an arithmetic number, because the mean of its divisors is an integer number (97035).

2¹⁹⁴⁰⁶⁹ is an apocalyptic number.

It is an amenable number.

194069 is a deficient number, since it is larger than the sum of its proper divisors (1).

194069 is an equidigital number, since it uses as much as digits as its factorization.

194069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 194069 is about 440.5326321625. The cubic root of 194069 is about 57.8964661075.

The spelling of 194069 in words is "one hundred ninety-four thousand, sixty-nine".