99156844 has 12 divisors (see below), whose sum is σ = 173594344. Its totient is φ = 49558464.

The previous prime is 99156823. The next prime is 99156857. The reversal of 99156844 is 44865199.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 99156794 and 99156803.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15967 + ... + 21289.

Almost surely, 2^99156844 is an apocalyptic number.

99156844 is the 5323-rd nonagonal number.

It is an amenable number.

99156844 is a deficient number, since it is larger than the sum of its proper divisors (74437500).

99156844 is a wasteful number, since it uses less digits than its factorization.

99156844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9984 (or 9982 counting only the distinct ones).

The product of its digits is 311040, while the sum is 46.

The square root of 99156844 is about 9957.7529593779. The cubic root of 99156844 is about 462.8506718636.

It can be divided in two parts, 99156 and 844, that added together give a 5-th power (100000 = 10⁵).

The spelling of 99156844 in words is "ninety-nine million, one hundred fifty-six thousand, eight hundred forty-four".