97697896 has 8 divisors (see below), whose sum is σ = 183183570. Its totient is φ = 48848944.

The previous prime is 97697893. The next prime is 97697909. The reversal of 97697896 is 69879679.

It can be written as a sum of positive squares in only one way, i.e., 95765796 + 1932100 = 9786^2 + 1390^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (97697893) by changing a digit.

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 as a sum of consecutive naturals, namely, 6106111 + ... + 6106126.

Almost surely, 2^97697896 is an apocalyptic number.

It is an amenable number.

97697896 is a deficient number, since it is larger than the sum of its proper divisors (85485674).

97697896 is a wasteful number, since it uses less digits than its factorization.

97697896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12212243 (or 12212239 counting only the distinct ones).

The product of its digits is 10287648, while the sum is 61.

The square root of 97697896 is about 9884.2246028710. The cubic root of 97697896 is about 460.5693894351.

The spelling of 97697896 in words is "ninety-seven million, six hundred ninety-seven thousand, eight hundred ninety-six".