197474 has 4 divisors (see below), whose sum is σ = 296214. Its totient is φ = 98736.

The previous prime is 197453. The next prime is 197479. The reversal of 197474 is 474791.

197474 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 474791 = 19 ⋅24989.

It can be written as a sum of positive squares in only one way, i.e., 196249 + 1225 = 443^2 + 35^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 197474.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 197474.

It is not an unprimeable number, because it can be changed into a prime (197479) 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, 49367 + ... + 49370.

2¹⁹⁷⁴⁷⁴ is an apocalyptic number.

197474 is a deficient number, since it is larger than the sum of its proper divisors (98740).

197474 is an equidigital number, since it uses as much as digits as its factorization.

197474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98739.

The product of its digits is 7056, while the sum is 32.

The square root of 197474 is about 444.3804676176. The cubic root of 197474 is about 58.2331086244.

Adding to 197474 its sum of digits (32), we get a triangular number (197506 = T₆₂₈).

It can be divided in two parts, 1974 and 74, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 197474 in words is "one hundred ninety-seven thousand, four hundred seventy-four".