99897796 has 6 divisors (see below), whose sum is σ = 174821150. Its totient is φ = 49948896.

The previous prime is 99897773. The next prime is 99897881. The reversal of 99897796 is 69779899.

It can be written as a sum of positive squares in only one way, i.e., 59752900 + 40144896 = 7730^2 + 6336^2 .

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 as a sum of consecutive naturals, namely, 12487221 + ... + 12487228.

Almost surely, 2^99897796 is an apocalyptic number.

It is an amenable number.

99897796 is a deficient number, since it is larger than the sum of its proper divisors (74923354).

99897796 is a wasteful number, since it uses less digits than its factorization.

99897796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24974453 (or 24974451 counting only the distinct ones).

The product of its digits is 15431472, while the sum is 64.

The square root of 99897796 is about 9994.8884936251. Note that the first 3 decimals coincide. The cubic root of 99897796 is about 464.0006998107. Note that the first 3 decimals are identical.

The spelling of 99897796 in words is "ninety-nine million, eight hundred ninety-seven thousand, seven hundred ninety-six".