196712655 has 16 divisors (see below), whose sum is σ = 325594080. Its totient is φ = 101295488.

The previous prime is 196712653. The next prime is 196712657. The reversal of 196712655 is 556217691.

It is an interprime number because it is at equal distance from previous prime (196712653) and next prime (196712657).

It is a cyclic number.

It is not a de Polignac number, because 196712655 - 2¹ = 196712653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196712653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225672 + ... + 226541.

It is an arithmetic number, because the mean of its divisors is an integer number (20349630).

Almost surely, 2^196712655 is an apocalyptic number.

196712655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

196712655 is a deficient number, since it is larger than the sum of its proper divisors (128881425).

196712655 is a wasteful number, since it uses less digits than its factorization.

196712655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452250.

The product of its digits is 113400, while the sum is 42.

The square root of 196712655 is about 14025.4288704481. The cubic root of 196712655 is about 581.5817456431.

The spelling of 196712655 in words is "one hundred ninety-six million, seven hundred twelve thousand, six hundred fifty-five".