99368988 has 12 divisors (see below), whose sum is σ = 231861000. Its totient is φ = 33122992.

The previous prime is 99368963. The next prime is 99368989. The reversal of 99368988 is 88986399.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×99368988² = 19748391552288288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99368989) 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 in 3 ways as a sum of consecutive naturals, for example, 4140363 + ... + 4140386.

It is an arithmetic number, because the mean of its divisors is an integer number (19321750).

Almost surely, 2^99368988 is an apocalyptic number.

It is an amenable number.

99368988 is an abundant number, since it is smaller than the sum of its proper divisors (132492012).

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

99368988 is a wasteful number, since it uses less digits than its factorization.

99368988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8280756 (or 8280754 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 60.

The square root of 99368988 is about 9968.3994703262. The cubic root of 99368988 is about 463.1805231921.

The spelling of 99368988 in words is "ninety-nine million, three hundred sixty-eight thousand, nine hundred eighty-eight".