196720207 has 2 divisors, whose sum is σ = 196720208. Its totient is φ = 196720206.

The previous prime is 196720201. The next prime is 196720247. The reversal of 196720207 is 702027691.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196720207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196720201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98360103 + 98360104.

It is an arithmetic number, because the mean of its divisors is an integer number (98360104).

Almost surely, 2^196720207 is an apocalyptic number.

196720207 is a deficient number, since it is larger than the sum of its proper divisors (1).

196720207 is an equidigital number, since it uses as much as digits as its factorization.

196720207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 196720207 is about 14025.6980931432. The cubic root of 196720207 is about 581.5891880539.

Adding to 196720207 its reverse (702027691), we get a palindrome (898747898).

The spelling of 196720207 in words is "one hundred ninety-six million, seven hundred twenty thousand, two hundred seven".