196712635 has 16 divisors (see below), whose sum is σ = 270908352. Its totient is φ = 134323200.

The previous prime is 196712611. The next prime is 196712641. The reversal of 196712635 is 536217691.

It is not a de Polignac number, because 196712635 - 2²¹ = 194615483 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 3226 + ... + 20095.

It is an arithmetic number, because the mean of its divisors is an integer number (16931772).

Almost surely, 2^196712635 is an apocalyptic number.

196712635 is a deficient number, since it is larger than the sum of its proper divisors (74195717).

196712635 is a wasteful number, since it uses less digits than its factorization.

196712635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23574.

The product of its digits is 68040, while the sum is 40.

The square root of 196712635 is about 14025.4281574574. The cubic root of 196712635 is about 581.5817259331.

The spelling of 196712635 in words is "one hundred ninety-six million, seven hundred twelve thousand, six hundred thirty-five".