196571 has 8 divisors (see below), whose sum is σ = 215424. Its totient is φ = 178560.

The previous prime is 196561. The next prime is 196579. The reversal of 196571 is 175691.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-196571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196579) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341 + ... + 713.

It is an arithmetic number, because the mean of its divisors is an integer number (26928).

2¹⁹⁶⁵⁷¹ is an apocalyptic number.

196571 is a deficient number, since it is larger than the sum of its proper divisors (18853).

196571 is a wasteful number, since it uses less digits than its factorization.

196571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421.

The product of its digits is 1890, while the sum is 29.

The square root of 196571 is about 443.3632821964. The cubic root of 196571 is about 58.1442110930.

It can be divided in two parts, 196 and 571, that added together give a palindrome (767).

The spelling of 196571 in words is "one hundred ninety-six thousand, five hundred seventy-one".