196785607 has 2 divisors, whose sum is σ = 196785608. Its totient is φ = 196785606.

The previous prime is 196785601. The next prime is 196785623. The reversal of 196785607 is 706587691.

It is a weak prime.

It is an emirp because it is prime and its reverse (706587691) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 196785607 - 2¹⁹ = 196261319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196785601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98392803 + 98392804.

It is an arithmetic number, because the mean of its divisors is an integer number (98392804).

Almost surely, 2^196785607 is an apocalyptic number.

196785607 is a deficient number, since it is larger than the sum of its proper divisors (1).

196785607 is an equidigital number, since it uses as much as digits as its factorization.

196785607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 635040, while the sum is 49.

The square root of 196785607 is about 14028.0293341581. The cubic root of 196785607 is about 581.6536310501.

The spelling of 196785607 in words is "one hundred ninety-six million, seven hundred eighty-five thousand, six hundred seven".