197224 has 16 divisors (see below), whose sum is σ = 375300. Its totient is φ = 97152.

The previous prime is 197221. The next prime is 197233. The reversal of 197224 is 422791.

It can be written as a sum of positive squares in 2 ways, for example, as 174724 + 22500 = 418^2 + 150^2 .

It is not an unprimeable number, because it can be changed into a prime (197221) 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, 574 + ... + 850.

2¹⁹⁷²²⁴ is an apocalyptic number.

It is an amenable number.

197224 is a deficient number, since it is larger than the sum of its proper divisors (178076).

197224 is a wasteful number, since it uses less digits than its factorization.

197224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 368 counting only the distinct ones).

The product of its digits is 1008, while the sum is 25.

The square root of 197224 is about 444.0990880423. The cubic root of 197224 is about 58.2085240799.

The spelling of 197224 in words is "one hundred ninety-seven thousand, two hundred twenty-four".