197099712 has 42 divisors (see below), whose sum is σ = 564952388. Its totient is φ = 65699712.

The previous prime is 197099699. The next prime is 197099743. The reversal of 197099712 is 217990791.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 170518 + ... + 171669.

Almost surely, 2^197099712 is an apocalyptic number.

197099712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

197099712 is an abundant number, since it is smaller than the sum of its proper divisors (367852676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197099712 is a wasteful number, since it uses less digits than its factorization.

197099712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342205 (or 342192 counting only the distinct ones).

The product of its (nonzero) digits is 71442, while the sum is 45.

The square root of 197099712 is about 14039.2204911811. The cubic root of 197099712 is about 581.9629409216.

The spelling of 197099712 in words is "one hundred ninety-seven million, ninety-nine thousand, seven hundred twelve".