196683667 has 4 divisors (see below), whose sum is σ = 196748496. Its totient is φ = 196618840.

The previous prime is 196683661. The next prime is 196683679. The reversal of 196683667 is 766386691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 766386691 = 7 ⋅109483813.

It is a cyclic number.

It is not a de Polignac number, because 196683667 - 2¹⁵ = 196650899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196683661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27628 + ... + 34009.

It is an arithmetic number, because the mean of its divisors is an integer number (49187124).

Almost surely, 2^196683667 is an apocalyptic number.

196683667 is a deficient number, since it is larger than the sum of its proper divisors (64829).

196683667 is an equidigital number, since it uses as much as digits as its factorization.

196683667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64828.

The product of its digits is 1959552, while the sum is 52.

The square root of 196683667 is about 14024.3954236894. The cubic root of 196683667 is about 581.5531765274.

The spelling of 196683667 in words is "one hundred ninety-six million, six hundred eighty-three thousand, six hundred sixty-seven".