99105028 has 12 divisors (see below), whose sum is σ = 189200592. Its totient is φ = 45047720.

The previous prime is 99105023. The next prime is 99105031. The reversal of 99105028 is 82050199.

It is a junction number, because it is equal to n+sod(n) for n = 99104984 and 99105002.

It is not an unprimeable number, because it can be changed into a prime (99105023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126150 + ... + 1126237.

It is an arithmetic number, because the mean of its divisors is an integer number (15766716).

Almost surely, 2^99105028 is an apocalyptic number.

It is an amenable number.

99105028 is a deficient number, since it is larger than the sum of its proper divisors (90095564).

99105028 is a wasteful number, since it uses less digits than its factorization.

99105028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2252402 (or 2252400 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 99105028 is about 9955.1508275867. The cubic root of 99105028 is about 462.7700344672.

The spelling of 99105028 in words is "ninety-nine million, one hundred five thousand, twenty-eight".