196797183 has 12 divisors (see below), whose sum is σ = 288419544. Its totient is φ = 119270800.

The previous prime is 196797179. The next prime is 196797199. The reversal of 196797183 is 381797691.

It is not a de Polignac number, because 196797183 - 2² = 196797179 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196797113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270708 + ... + 271433.

It is an arithmetic number, because the mean of its divisors is an integer number (24034962).

Almost surely, 2^196797183 is an apocalyptic number.

196797183 is a deficient number, since it is larger than the sum of its proper divisors (91622361).

196797183 is a wasteful number, since it uses less digits than its factorization.

196797183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542166 (or 542155 counting only the distinct ones).

The product of its digits is 571536, while the sum is 51.

The square root of 196797183 is about 14028.4419305923. The cubic root of 196797183 is about 581.6650361701.

It can be divided in two parts, 19679 and 7183, that added together give a palindrome (26862).

The spelling of 196797183 in words is "one hundred ninety-six million, seven hundred ninety-seven thousand, one hundred eighty-three".