197672 has 8 divisors (see below), whose sum is σ = 370650. Its totient is φ = 98832.

The previous prime is 197651. The next prime is 197677. The reversal of 197672 is 276791.

It can be written as a sum of positive squares in only one way, i.e., 155236 + 42436 = 394^2 + 206^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (197677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12347 + ... + 12362.

2¹⁹⁷⁶⁷² is an apocalyptic number.

It is an amenable number.

197672 is a deficient number, since it is larger than the sum of its proper divisors (172978).

197672 is a wasteful number, since it uses less digits than its factorization.

197672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24715 (or 24711 counting only the distinct ones).

The product of its digits is 5292, while the sum is 32.

The square root of 197672 is about 444.6031938707. The cubic root of 197672 is about 58.2525648634.

It can be divided in two parts, 1976 and 72, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 197672 in words is "one hundred ninety-seven thousand, six hundred seventy-two".