99895040 has 72 divisors (see below), whose sum is σ = 273487200. Its totient is φ = 34246656.

The previous prime is 99895031. The next prime is 99895091. The reversal of 99895040 is 4059899.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 99894982 and 99895000.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3386 + ... + 14534.

Almost surely, 2^99895040 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 99895040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136743600).

99895040 is an abundant number, since it is smaller than the sum of its proper divisors (173592160).

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

99895040 is a wasteful number, since it uses less digits than its factorization.

99895040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11177 (or 11163 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 44.

The square root of 99895040 is about 9994.7506222016. The cubic root of 99895040 is about 463.9964327906.

The spelling of 99895040 in words is "ninety-nine million, eight hundred ninety-five thousand, forty".