197086475 has 6 divisors (see below), whose sum is σ = 244387260. Its totient is φ = 157669160.

The previous prime is 197086447. The next prime is 197086493. The reversal of 197086475 is 574680791.

It is not a de Polignac number, because 197086475 - 2²⁶ = 129977611 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3941705 + ... + 3941754.

It is an arithmetic number, because the mean of its divisors is an integer number (40731210).

Almost surely, 2^197086475 is an apocalyptic number.

197086475 is a deficient number, since it is larger than the sum of its proper divisors (47300785).

197086475 is an equidigital number, since it uses as much as digits as its factorization.

197086475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7883469 (or 7883464 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 197086475 is about 14038.7490539578. The cubic root of 197086475 is about 581.9499126328.

The spelling of 197086475 in words is "one hundred ninety-seven million, eighty-six thousand, four hundred seventy-five".