196802647 has 2 divisors, whose sum is σ = 196802648. Its totient is φ = 196802646.

The previous prime is 196802623. The next prime is 196802681. The reversal of 196802647 is 746208691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196802647 - 2²⁷ = 62584919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196802447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98401323 + 98401324.

It is an arithmetic number, because the mean of its divisors is an integer number (98401324).

Almost surely, 2^196802647 is an apocalyptic number.

196802647 is a deficient number, since it is larger than the sum of its proper divisors (1).

196802647 is an equidigital number, since it uses as much as digits as its factorization.

196802647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 196802647 is about 14028.6366764558. The cubic root of 196802647 is about 581.6704193575.

The spelling of 196802647 in words is "one hundred ninety-six million, eight hundred two thousand, six hundred forty-seven".