196092691 has 4 divisors (see below), whose sum is σ = 196144000. Its totient is φ = 196041384.

The previous prime is 196092679. The next prime is 196092697. The reversal of 196092691 is 196290691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 196290691 = 19 ⋅10331089.

It is a cyclic number.

It is not a de Polignac number, because 196092691 - 2¹⁹ = 195568403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196092697) 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, 19416 + ... + 27733.

It is an arithmetic number, because the mean of its divisors is an integer number (49036000).

Almost surely, 2^196092691 is an apocalyptic number.

196092691 is a deficient number, since it is larger than the sum of its proper divisors (51309).

196092691 is an equidigital number, since it uses as much as digits as its factorization.

196092691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51308.

The product of its (nonzero) digits is 52488, while the sum is 43.

The square root of 196092691 is about 14003.3100015675. The cubic root of 196092691 is about 580.9701273198.

The spelling of 196092691 in words is "one hundred ninety-six million, ninety-two thousand, six hundred ninety-one".