99858822 has 16 divisors (see below), whose sum is σ = 228248832. Its totient is φ = 28531080.

The previous prime is 99858793. The next prime is 99858823. The reversal of 99858822 is 22885899.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99858823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1188754 + ... + 1188837.

It is an arithmetic number, because the mean of its divisors is an integer number (14265552).

Almost surely, 2^99858822 is an apocalyptic number.

99858822 is an abundant number, since it is smaller than the sum of its proper divisors (128390010).

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

99858822 is a wasteful number, since it uses less digits than its factorization.

99858822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377603.

The product of its digits is 829440, while the sum is 51.

The square root of 99858822 is about 9992.9386068363. The cubic root of 99858822 is about 463.9403504127.

The spelling of 99858822 in words is "ninety-nine million, eight hundred fifty-eight thousand, eight hundred twenty-two".