99845122 has 16 divisors (see below), whose sum is σ = 161816760. Its totient is φ = 45931392.

The previous prime is 99845117. The next prime is 99845147. The reversal of 99845122 is 22154899.

It can be written as a sum of positive squares in 4 ways, for example, as 61763881 + 38081241 = 7859^2 + 6171^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2004 + ... + 14272.

Almost surely, 2^99845122 is an apocalyptic number.

99845122 is a deficient number, since it is larger than the sum of its proper divisors (61971638).

99845122 is a wasteful number, since it uses less digits than its factorization.

99845122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12597.

The product of its digits is 51840, while the sum is 40.

The square root of 99845122 is about 9992.2530992765. The cubic root of 99845122 is about 463.9191328799.

The spelling of 99845122 in words is "ninety-nine million, eight hundred forty-five thousand, one hundred twenty-two".