197343425 has 12 divisors (see below), whose sum is σ = 245153580. Its totient is φ = 157585920.

The previous prime is 197343413. The next prime is 197343439. The reversal of 197343425 is 524343791.

It can be written as a sum of positive squares in 6 ways, for example, as 22363441 + 174979984 = 4729^2 + 13228^2 .

It is not a de Polignac number, because 197343425 - 2⁴ = 197343409 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7289 + ... + 21161.

It is an arithmetic number, because the mean of its divisors is an integer number (20429465).

Almost surely, 2^197343425 is an apocalyptic number.

It is an amenable number.

197343425 is a deficient number, since it is larger than the sum of its proper divisors (47810155).

197343425 is a wasteful number, since it uses less digits than its factorization.

197343425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14452 (or 14447 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 197343425 is about 14047.8975295238. The cubic root of 197343425 is about 582.2027070695.

The spelling of 197343425 in words is "one hundred ninety-seven million, three hundred forty-three thousand, four hundred twenty-five".