2099489828 has 24 divisors (see below), whose sum is σ = 3743402040. Its totient is φ = 1030131200.

The previous prime is 2099489801. The next prime is 2099489837. The reversal of 2099489828 is 8289849902.

It can be written as a sum of positive squares in 4 ways, for example, as 200704 + 2099289124 = 448^2 + 45818^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22658 + ... + 68646.

It is an arithmetic number, because the mean of its divisors is an integer number (155975085).

Almost surely, 2^2099489828 is an apocalyptic number.

It is an amenable number.

2099489828 is a deficient number, since it is larger than the sum of its proper divisors (1643912212).

2099489828 is a wasteful number, since it uses less digits than its factorization.

2099489828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46207 (or 46205 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 59.

The square root of 2099489828 is about 45820.1901785665. The cubic root of 2099489828 is about 1280.4754556944.

The spelling of 2099489828 in words is "two billion, ninety-nine million, four hundred eighty-nine thousand, eight hundred twenty-eight".