196677647 has 8 divisors (see below), whose sum is σ = 200622960. Its totient is φ = 192741120.

The previous prime is 196677643. The next prime is 196677653. The reversal of 196677647 is 746776691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 196677647 - 2² = 196677643 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196677643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60479 + ... + 63647.

It is an arithmetic number, because the mean of its divisors is an integer number (25077870).

Almost surely, 2^196677647 is an apocalyptic number.

196677647 is a deficient number, since it is larger than the sum of its proper divisors (3945313).

196677647 is a wasteful number, since it uses less digits than its factorization.

196677647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393.

The product of its digits is 2667168, while the sum is 53.

The square root of 196677647 is about 14024.1807960394. The cubic root of 196677647 is about 581.5472431660.

The spelling of 196677647 in words is "one hundred ninety-six million, six hundred seventy-seven thousand, six hundred forty-seven".