196994727 has 8 divisors (see below), whose sum is σ = 291844080. Its totient is φ = 131329800.

The previous prime is 196994723. The next prime is 196994729. The reversal of 196994727 is 727499691.

It is not a de Polignac number, because 196994727 - 2² = 196994723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196994723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3648024 + ... + 3648077.

It is an arithmetic number, because the mean of its divisors is an integer number (36480510).

Almost surely, 2^196994727 is an apocalyptic number.

196994727 is a deficient number, since it is larger than the sum of its proper divisors (94849353).

196994727 is an equidigital number, since it uses as much as digits as its factorization.

196994727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7296110 (or 7296104 counting only the distinct ones).

The product of its digits is 1714608, while the sum is 54.

The square root of 196994727 is about 14035.4810035139. The cubic root of 196994727 is about 581.8595952093.

The spelling of 196994727 in words is "one hundred ninety-six million, nine hundred ninety-four thousand, seven hundred twenty-seven".