99858948 has 48 divisors (see below), whose sum is σ = 275479680. Its totient is φ = 27546624.

The previous prime is 99858911. The next prime is 99858949. The reversal of 99858948 is 84985899.

It is a junction number, because it is equal to n+sod(n) for n = 99858891 and 99858900.

It is not an unprimeable number, because it can be changed into a prime (99858949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18061 + ... + 22932.

It is an arithmetic number, because the mean of its divisors is an integer number (5739160).

Almost surely, 2^99858948 is an apocalyptic number.

It is an amenable number.

99858948 is an abundant number, since it is smaller than the sum of its proper divisors (175620732).

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

99858948 is a wasteful number, since it uses less digits than its factorization.

99858948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41036 (or 41034 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 60.

The square root of 99858948 is about 9992.9449112862. The cubic root of 99858948 is about 463.9405455431.

The spelling of 99858948 in words is "ninety-nine million, eight hundred fifty-eight thousand, nine hundred forty-eight".