2089831100 has 72 divisors (see below), whose sum is σ = 5205812640. Its totient is φ = 713329920.

The previous prime is 2089831099. The next prime is 2089831123. The reversal of 2089831100 is 11389802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153782 + ... + 166818.

Almost surely, 2^2089831100 is an apocalyptic number.

2089831100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2089831100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2602906320).

2089831100 is an abundant number, since it is smaller than the sum of its proper divisors (3115981540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2089831100 is a wasteful number, since it uses less digits than its factorization.

2089831100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13287 (or 13280 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 2089831100 is about 45714.6705117734. The cubic root of 2089831100 is about 1278.5088225612.

The spelling of 2089831100 in words is "two billion, eighty-nine million, eight hundred thirty-one thousand, one hundred".