99305856 has 192 divisors, whose sum is σ = 324870000. Its totient is φ = 28864512.

The previous prime is 99305851. The next prime is 99305873. The reversal of 99305856 is 65850399.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99305851) 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, 284370 + ... + 284718.

Almost surely, 2^99305856 is an apocalyptic number.

99305856 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99305856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162435000).

99305856 is an abundant number, since it is smaller than the sum of its proper divisors (225564144).

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

99305856 is a wasteful number, since it uses less digits than its factorization.

99305856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 99305856 is about 9965.2323605624. The cubic root of 99305856 is about 463.0824117383.

The spelling of 99305856 in words is "ninety-nine million, three hundred five thousand, eight hundred fifty-six".