997886896 has 40 divisors (see below), whose sum is σ = 1983850704. Its totient is φ = 485990400.

The previous prime is 997886887. The next prime is 997886899. The reversal of 997886896 is 698688799.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (997886899) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 274080 + ... + 277696.

Almost surely, 2^997886896 is an apocalyptic number.

It is an amenable number.

997886896 is a deficient number, since it is larger than the sum of its proper divisors (985963808).

997886896 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (997886895) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (4063).

997886896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4069 (or 4063 counting only the distinct ones).

The product of its digits is 94058496, while the sum is 70.

The square root of 997886896 is about 31589.3478248602. The cubic root of 997886896 is about 999.2951352825.

The spelling of 997886896 in words is "nine hundred ninety-seven million, eight hundred eighty-six thousand, eight hundred ninety-six".