196670237 has 2 divisors, whose sum is σ = 196670238. Its totient is φ = 196670236.

The previous prime is 196670233. The next prime is 196670291. The reversal of 196670237 is 732076691.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196588441 + 81796 = 14021^2 + 286^2 .

It is an emirp because it is prime and its reverse (732076691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196670237 - 2² = 196670233 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 196670194 and 196670203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196670233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98335118 + 98335119.

It is an arithmetic number, because the mean of its divisors is an integer number (98335119).

Almost surely, 2^196670237 is an apocalyptic number.

It is an amenable number.

196670237 is a deficient number, since it is larger than the sum of its proper divisors (1).

196670237 is an equidigital number, since it uses as much as digits as its factorization.

196670237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 196670237 is about 14023.9166069968. The cubic root of 196670237 is about 581.5399396429.

The spelling of 196670237 in words is "one hundred ninety-six million, six hundred seventy thousand, two hundred thirty-seven".