196711647 has 32 divisors (see below), whose sum is σ = 303396864. Its totient is φ = 112233600.

The previous prime is 196711609. The next prime is 196711657. The reversal of 196711647 is 746117691.

It is not a de Polignac number, because 196711647 - 2¹⁸ = 196449503 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 196711599 and 196711608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196711657) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35253 + ... + 40449.

It is an arithmetic number, because the mean of its divisors is an integer number (9481152).

Almost surely, 2^196711647 is an apocalyptic number.

196711647 is a deficient number, since it is larger than the sum of its proper divisors (106685217).

196711647 is a wasteful number, since it uses less digits than its factorization.

196711647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5279.

The product of its digits is 63504, while the sum is 42.

The square root of 196711647 is about 14025.3929356721. The cubic root of 196711647 is about 581.5807522561.

The spelling of 196711647 in words is "one hundred ninety-six million, seven hundred eleven thousand, six hundred forty-seven".