197071934 has 4 divisors (see below), whose sum is σ = 295607904. Its totient is φ = 98535966.

The previous prime is 197071909. The next prime is 197071943. The reversal of 197071934 is 439170791.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 197071891 and 197071900.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 49267982 + ... + 49267985.

It is an arithmetic number, because the mean of its divisors is an integer number (73901976).

Almost surely, 2^197071934 is an apocalyptic number.

197071934 is a deficient number, since it is larger than the sum of its proper divisors (98535970).

197071934 is an equidigital number, since it uses as much as digits as its factorization.

197071934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98535969.

The product of its (nonzero) digits is 47628, while the sum is 41.

The square root of 197071934 is about 14038.2311563815. The cubic root of 197071934 is about 581.9356002321.

The spelling of 197071934 in words is "one hundred ninety-seven million, seventy-one thousand, nine hundred thirty-four".