196797645 has 48 divisors (see below), whose sum is σ = 373464000. Its totient is φ = 95074560.

The previous prime is 196797613. The next prime is 196797677. The reversal of 196797645 is 546797691.

It is an interprime number because it is at equal distance from previous prime (196797613) and next prime (196797677).

It is not a de Polignac number, because 196797645 - 2⁵ = 196797613 is a prime.

It is a super-3 number, since 3×196797645³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 196797591 and 196797600.

It is a congruent 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 47 ways as a sum of consecutive naturals, for example, 187081 + ... + 188129.

It is an arithmetic number, because the mean of its divisors is an integer number (7780500).

Almost surely, 2^196797645 is an apocalyptic number.

196797645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196797645 is a deficient number, since it is larger than the sum of its proper divisors (176666355).

196797645 is a wasteful number, since it uses less digits than its factorization.

196797645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450 (or 1447 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The square root of 196797645 is about 14028.4583971297. The cubic root of 196797645 is about 581.6654913410.

The spelling of 196797645 in words is "one hundred ninety-six million, seven hundred ninety-seven thousand, six hundred forty-five".