99436158 has 96 divisors (see below), whose sum is σ = 239016960. Its totient is φ = 29756160.

The previous prime is 99436123. The next prime is 99436163. The reversal of 99436158 is 85163499.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 879910 + ... + 880022.

It is an arithmetic number, because the mean of its divisors is an integer number (2489760).

Almost surely, 2^99436158 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99436158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119508480).

99436158 is an abundant number, since it is smaller than the sum of its proper divisors (139580802).

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

99436158 is a wasteful number, since it uses less digits than its factorization.

99436158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 251 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 99436158 is about 9971.7680478439. The cubic root of 99436158 is about 463.2848643581.

The spelling of 99436158 in words is "ninety-nine million, four hundred thirty-six thousand, one hundred fifty-eight".