99428060 has 24 divisors (see below), whose sum is σ = 209230560. Its totient is φ = 39689024.

The previous prime is 99428059. The next prime is 99428071. The reversal of 99428060 is 6082499.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5297 + ... + 15063.

It is an arithmetic number, because the mean of its divisors is an integer number (8717940).

Almost surely, 2^99428060 is an apocalyptic number.

It is an amenable number.

99428060 is an abundant number, since it is smaller than the sum of its proper divisors (109802500).

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

99428060 is a wasteful number, since it uses less digits than its factorization.

99428060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10285 (or 10283 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 99428060 is about 9971.3619932284. The cubic root of 99428060 is about 463.2722875022.

The spelling of 99428060 in words is "ninety-nine million, four hundred twenty-eight thousand, sixty".