99995436 has 18 divisors (see below), whose sum is σ = 252766332. Its totient is φ = 33331800.

The previous prime is 99995417. The next prime is 99995453. The reversal of 99995436 is 63459999.

99995436 is a `hidden beast` number, since 9 + 9 + 99 + 543 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

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 5 ways as a sum of consecutive naturals, for example, 1388790 + ... + 1388861.

It is an arithmetic number, because the mean of its divisors is an integer number (14042574).

Almost surely, 2^99995436 is an apocalyptic number.

It is an amenable number.

99995436 is an abundant number, since it is smaller than the sum of its proper divisors (152770896).

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

99995436 is a wasteful number, since it uses less digits than its factorization.

99995436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2777661 (or 2777656 counting only the distinct ones).

The product of its digits is 2361960, while the sum is 54.

The square root of 99995436 is about 9999.7717973962. The cubic root of 99995436 is about 464.1518218500.

The spelling of 99995436 in words is "ninety-nine million, nine hundred ninety-five thousand, four hundred thirty-six".