197572 has 6 divisors (see below), whose sum is σ = 345758. Its totient is φ = 98784.

The previous prime is 197569. The next prime is 197573. The reversal of 197572 is 275791.

It can be written as a sum of positive squares in only one way, i.e., 188356 + 9216 = 434^2 + 96^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24693 + ... + 24700.

2¹⁹⁷⁵⁷² is an apocalyptic number.

It is an amenable number.

197572 is a deficient number, since it is larger than the sum of its proper divisors (148186).

197572 is a wasteful number, since it uses less digits than its factorization.

197572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49397 (or 49395 counting only the distinct ones).

The product of its digits is 4410, while the sum is 31.

The square root of 197572 is about 444.4907198131. The cubic root of 197572 is about 58.2427401047.

The spelling of 197572 in words is "one hundred ninety-seven thousand, five hundred seventy-two".