197271338 has 48 divisors (see below), whose sum is σ = 347289120. Its totient is φ = 83311200.

The previous prime is 197271313. The next prime is 197271341. The reversal of 197271338 is 833172791.

197271338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 197271295 and 197271304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 468368 + ... + 468788.

It is an arithmetic number, because the mean of its divisors is an integer number (7235190).

Almost surely, 2^197271338 is an apocalyptic number.

197271338 is a deficient number, since it is larger than the sum of its proper divisors (150017782).

197271338 is a wasteful number, since it uses less digits than its factorization.

197271338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531 (or 512 counting only the distinct ones).

The product of its digits is 63504, while the sum is 41.

The square root of 197271338 is about 14045.3315375608. The cubic root of 197271338 is about 582.1318080638.

The spelling of 197271338 in words is "one hundred ninety-seven million, two hundred seventy-one thousand, three hundred thirty-eight".