197601696 has 36 divisors (see below), whose sum is σ = 561930642. Its totient is φ = 65867136.

The previous prime is 197601683. The next prime is 197601697. The reversal of 197601696 is 696106791.

It can be written as a sum of positive squares in only one way, i.e., 143137296 + 54464400 = 11964^2 + 7380^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (197601697) by changing a digit.

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, 342771 + ... + 343346.

Almost surely, 2^197601696 is an apocalyptic number.

197601696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

197601696 is an abundant number, since it is smaller than the sum of its proper divisors (364328946).

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

197601696 is a wasteful number, since it uses less digits than its factorization.

197601696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686133 (or 686122 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 197601696 is about 14057.0870382167. The cubic root of 197601696 is about 582.4565801107.

The spelling of 197601696 in words is "one hundred ninety-seven million, six hundred one thousand, six hundred ninety-six".