2089999028 has 48 divisors (see below), whose sum is σ = 4083072000. Its totient is φ = 929432448.

The previous prime is 2089999001. The next prime is 2089999061. The reversal of 2089999028 is 8209999802.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 932333 + ... + 934571.

It is an arithmetic number, because the mean of its divisors is an integer number (85064000).

Almost surely, 2^2089999028 is an apocalyptic number.

It is an amenable number.

2089999028 is a deficient number, since it is larger than the sum of its proper divisors (1993072972).

2089999028 is a wasteful number, since it uses less digits than its factorization.

2089999028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2904 (or 2902 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 56.

The square root of 2089999028 is about 45716.5071719177. The cubic root of 2089999028 is about 1278.5430664257.

The spelling of 2089999028 in words is "two billion, eighty-nine million, nine hundred ninety-nine thousand, twenty-eight".