194230033 has 2 divisors, whose sum is σ = 194230034. Its totient is φ = 194230032.

The previous prime is 194230007. The next prime is 194230037. The reversal of 194230033 is 330032491.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138697729 + 55532304 = 11777^2 + 7452^2 .

It is a cyclic number.

It is not a de Polignac number, because 194230033 - 2²¹ = 192132881 is a prime.

It is not a weakly prime, because it can be changed into another prime (194230037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97115016 + 97115017.

It is an arithmetic number, because the mean of its divisors is an integer number (97115017).

Almost surely, 2^194230033 is an apocalyptic number.

It is an amenable number.

194230033 is a deficient number, since it is larger than the sum of its proper divisors (1).

194230033 is an equidigital number, since it uses as much as digits as its factorization.

194230033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 194230033 is about 13936.6435342230. The cubic root of 194230033 is about 579.1247530031.

The spelling of 194230033 in words is "one hundred ninety-four million, two hundred thirty thousand, thirty-three".