196775966 has 4 divisors (see below), whose sum is σ = 295163952. Its totient is φ = 98387982.

The previous prime is 196775963. The next prime is 196775983. The reversal of 196775966 is 669577691.

196775966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 669577691 = 17 ⋅39386923.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196775963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49193990 + ... + 49193993.

It is an arithmetic number, because the mean of its divisors is an integer number (73790988).

Almost surely, 2^196775966 is an apocalyptic number.

196775966 is a deficient number, since it is larger than the sum of its proper divisors (98387986).

196775966 is an equidigital number, since it uses as much as digits as its factorization.

196775966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98387985.

The product of its digits is 4286520, while the sum is 56.

The square root of 196775966 is about 14027.6856965075. The cubic root of 196775966 is about 581.6441320250.

The spelling of 196775966 in words is "one hundred ninety-six million, seven hundred seventy-five thousand, nine hundred sixty-six".