997695596 has 12 divisors (see below), whose sum is σ = 1747697952. Its totient is φ = 498353328.

The previous prime is 997695581. The next prime is 997695623. The reversal of 997695596 is 695596799.

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, 119060 + ... + 127163.

It is an arithmetic number, because the mean of its divisors is an integer number (145641496).

Almost surely, 2^997695596 is an apocalyptic number.

It is an amenable number.

997695596 is a deficient number, since it is larger than the sum of its proper divisors (750002356).

997695596 is a wasteful number, since it uses less digits than its factorization.

997695596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247240 (or 247238 counting only the distinct ones).

The product of its digits is 41334300, while the sum is 65.

The square root of 997695596 is about 31586.3197603013. The cubic root of 997695596 is about 999.2312745459.

The spelling of 997695596 in words is "nine hundred ninety-seven million, six hundred ninety-five thousand, five hundred ninety-six".