99928950 has 96 divisors (see below), whose sum is σ = 274482432. Its totient is φ = 23856000.

The previous prime is 99928937. The next prime is 99928957. The reversal of 99928950 is 5982999.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 99928893 and 99928902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99928957) 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 47 ways as a sum of consecutive naturals, for example, 116724 + ... + 117576.

It is an arithmetic number, because the mean of its divisors is an integer number (2859192).

Almost surely, 2^99928950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99928950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137241216).

99928950 is an abundant number, since it is smaller than the sum of its proper divisors (174553482).

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

99928950 is a wasteful number, since it uses less digits than its factorization.

99928950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950 (or 945 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 51.

The square root of 99928950 is about 9996.4468687629. The cubic root of 99928950 is about 464.0489290208.

The spelling of 99928950 in words is "ninety-nine million, nine hundred twenty-eight thousand, nine hundred fifty".