99906800 has 120 divisors (see below), whose sum is σ = 283410432. Its totient is φ = 33120000.

The previous prime is 99906743. The next prime is 99906809. The reversal of 99906800 is 860999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99906809) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86225 + ... + 87375.

Almost surely, 2^99906800 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99906800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141705216).

99906800 is an abundant number, since it is smaller than the sum of its proper divisors (183503632).

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

99906800 is a wasteful number, since it uses less digits than its factorization.

99906800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207 (or 1196 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 99906800 is about 9995.3389137137. The cubic root of 99906800 is about 464.0146398472.

The spelling of 99906800 in words is "ninety-nine million, nine hundred six thousand, eight hundred".