197134894 has 24 divisors (see below), whose sum is σ = 329510160. Its totient is φ = 88371360.

The previous prime is 197134849. The next prime is 197134961. The reversal of 197134894 is 498431791.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12087 + ... + 23245.

It is an arithmetic number, because the mean of its divisors is an integer number (13729590).

Almost surely, 2^197134894 is an apocalyptic number.

197134894 is a deficient number, since it is larger than the sum of its proper divisors (132375266).

197134894 is a wasteful number, since it uses less digits than its factorization.

197134894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11256 (or 11245 counting only the distinct ones).

The product of its digits is 217728, while the sum is 46.

The square root of 197134894 is about 14040.4734250665. The cubic root of 197134894 is about 581.9975653626.

The spelling of 197134894 in words is "one hundred ninety-seven million, one hundred thirty-four thousand, eight hundred ninety-four".