196308349 has 2 divisors, whose sum is σ = 196308350. Its totient is φ = 196308348.

The previous prime is 196308341. The next prime is 196308353. The reversal of 196308349 is 943803691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 151659225 + 44649124 = 12315^2 + 6682^2 .

It is a cyclic number.

It is not a de Polignac number, because 196308349 - 2³ = 196308341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196308341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98154174 + 98154175.

It is an arithmetic number, because the mean of its divisors is an integer number (98154175).

Almost surely, 2^196308349 is an apocalyptic number.

It is an amenable number.

196308349 is a deficient number, since it is larger than the sum of its proper divisors (1).

196308349 is an equidigital number, since it uses as much as digits as its factorization.

196308349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 196308349 is about 14011.0081364618. The cubic root of 196308349 is about 581.1830282571.

The spelling of 196308349 in words is "one hundred ninety-six million, three hundred eight thousand, three hundred forty-nine".