197225474 has 8 divisors (see below), whose sum is σ = 297998028. Its totient is φ = 97892800.

The previous prime is 197225473. The next prime is 197225507. The reversal of 197225474 is 474522791.

It can be written as a sum of positive squares in 2 ways, for example, as 174424849 + 22800625 = 13207^2 + 4775^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (197225473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359627 + ... + 360174.

Almost surely, 2^197225474 is an apocalyptic number.

197225474 is a deficient number, since it is larger than the sum of its proper divisors (100772554).

197225474 is a wasteful number, since it uses less digits than its factorization.

197225474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719940.

The product of its digits is 141120, while the sum is 41.

The square root of 197225474 is about 14043.6987293234. The cubic root of 197225474 is about 582.0866909122.

The spelling of 197225474 in words is "one hundred ninety-seven million, two hundred twenty-five thousand, four hundred seventy-four".