197045228 has 6 divisors (see below), whose sum is σ = 344829156. Its totient is φ = 98522612.

The previous prime is 197045203. The next prime is 197045231. The reversal of 197045228 is 822540791.

It is a junction number, because it is equal to n+sod(n) for n = 197045191 and 197045200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24630650 + ... + 24630657.

It is an arithmetic number, because the mean of its divisors is an integer number (57471526).

Almost surely, 2^197045228 is an apocalyptic number.

It is an amenable number.

197045228 is a deficient number, since it is larger than the sum of its proper divisors (147783928).

197045228 is a wasteful number, since it uses less digits than its factorization.

197045228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49261311 (or 49261309 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 197045228 is about 14037.2799359420. The cubic root of 197045228 is about 581.9093122436.

The spelling of 197045228 in words is "one hundred ninety-seven million, forty-five thousand, two hundred twenty-eight".