196966786 has 16 divisors (see below), whose sum is σ = 297449280. Its totient is φ = 97819920.

The previous prime is 196966771. The next prime is 196966807. The reversal of 196966786 is 687669691.

It is a self number, because there is not a number n which added to its sum of digits gives 196966786.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284701 + ... + 285391.

It is an arithmetic number, because the mean of its divisors is an integer number (18590580).

Almost surely, 2^196966786 is an apocalyptic number.

196966786 is a deficient number, since it is larger than the sum of its proper divisors (100482494).

196966786 is a wasteful number, since it uses less digits than its factorization.

196966786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449.

The product of its digits is 5878656, while the sum is 58.

The square root of 196966786 is about 14034.4855979833. The cubic root of 196966786 is about 581.8320843077.

The spelling of 196966786 in words is "one hundred ninety-six million, nine hundred sixty-six thousand, seven hundred eighty-six".