194829227 has 2 divisors, whose sum is σ = 194829228. Its totient is φ = 194829226.

The previous prime is 194829199. The next prime is 194829263. The reversal of 194829227 is 722928491.

It is a weak prime.

It is an emirp because it is prime and its reverse (722928491) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 194829227 - 2²⁰ = 193780651 is a prime.

It is a super-3 number, since 3×194829227³ (a number of 26 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (194829127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97414613 + 97414614.

It is an arithmetic number, because the mean of its divisors is an integer number (97414614).

Almost surely, 2^194829227 is an apocalyptic number.

194829227 is a deficient number, since it is larger than the sum of its proper divisors (1).

194829227 is an equidigital number, since it uses as much as digits as its factorization.

194829227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 44.

The square root of 194829227 is about 13958.1240501724. The cubic root of 194829227 is about 579.7196693258.

The spelling of 194829227 in words is "one hundred ninety-four million, eight hundred twenty-nine thousand, two hundred twenty-seven".