2099892 has 12 divisors (see below), whose sum is σ = 4899776. Its totient is φ = 699960.

The previous prime is 2099887. The next prime is 2099893. The reversal of 2099892 is 2989902.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2099892.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2099893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87484 + ... + 87507.

2^2099892 is an apocalyptic number.

It is an amenable number.

2099892 is an abundant number, since it is smaller than the sum of its proper divisors (2799884).

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

2099892 is a wasteful number, since it uses less digits than its factorization.

2099892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174998 (or 174996 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 2099892 is about 1449.1004105996. The cubic root of 2099892 is about 128.0557211825.

It can be divided in two parts, 209 and 9892, that added together give a palindrome (10101).

The spelling of 2099892 in words is "two million, ninety-nine thousand, eight hundred ninety-two".