197164 has 12 divisors (see below), whose sum is σ = 376488. Its totient is φ = 89600.

The previous prime is 197161. The next prime is 197203. The reversal of 197164 is 461791.

It is not an unprimeable number, because it can be changed into a prime (197161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2197 + ... + 2284.

It is an arithmetic number, because the mean of its divisors is an integer number (31374).

2¹⁹⁷¹⁶⁴ is an apocalyptic number.

It is an amenable number.

197164 is a deficient number, since it is larger than the sum of its proper divisors (179324).

197164 is a wasteful number, since it uses less digits than its factorization.

197164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4496 (or 4494 counting only the distinct ones).

The product of its digits is 1512, while the sum is 28.

The square root of 197164 is about 444.0315304120. The cubic root of 197164 is about 58.2026206982.

Subtracting from 197164 its sum of digits (28), we obtain a square (197136 = 444²).

It can be divided in two parts, 197 and 164, that added together give a square (361 = 19²).

The spelling of 197164 in words is "one hundred ninety-seven thousand, one hundred sixty-four".