197269158 has 16 divisors (see below), whose sum is σ = 395274096. Its totient is φ = 65633760.

The previous prime is 197269157. The next prime is 197269187. The reversal of 197269158 is 851962791.

197269158 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197269157) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 27141 + ... + 33632.

It is an arithmetic number, because the mean of its divisors is an integer number (24704631).

Almost surely, 2^197269158 is an apocalyptic number.

197269158 is an abundant number, since it is smaller than the sum of its proper divisors (198004938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197269158 is a wasteful number, since it uses less digits than its factorization.

197269158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61319.

The product of its digits is 272160, while the sum is 48.

The square root of 197269158 is about 14045.2539314887. The cubic root of 197269158 is about 582.1296637212.

The spelling of 197269158 in words is "one hundred ninety-seven million, two hundred sixty-nine thousand, one hundred fifty-eight".