197057732 has 12 divisors (see below), whose sum is σ = 345562560. Its totient is φ = 98325576.

The previous prime is 197057689. The next prime is 197057743. The reversal of 197057732 is 237750791.

It is a self number, because there is not a number n which added to its sum of digits gives 197057732.

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 3 ways as a sum of consecutive naturals, for example, 48632 + ... + 52527.

It is an arithmetic number, because the mean of its divisors is an integer number (28796880).

Almost surely, 2^197057732 is an apocalyptic number.

It is an amenable number.

197057732 is a deficient number, since it is larger than the sum of its proper divisors (148504828).

197057732 is a wasteful number, since it uses less digits than its factorization.

197057732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101650 (or 101648 counting only the distinct ones).

The product of its (nonzero) digits is 92610, while the sum is 41.

The square root of 197057732 is about 14037.7253143093. The cubic root of 197057732 is about 581.9216208223.

The spelling of 197057732 in words is "one hundred ninety-seven million, fifty-seven thousand, seven hundred thirty-two".