2099448 has 48 divisors (see below), whose sum is σ = 6126120. Its totient is φ = 645696.

The previous prime is 2099441. The next prime is 2099453. The reversal of 2099448 is 8449902.

It is a happy number.

2099448 is a `hidden beast` number, since 209 + 9 + 448 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2099441) 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 11 ways as a sum of consecutive naturals, for example, 186 + ... + 2057.

2^2099448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2099448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3063060).

2099448 is an abundant number, since it is smaller than the sum of its proper divisors (4026672).

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

2099448 is a wasteful number, since it uses less digits than its factorization.

2099448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268 (or 2261 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 2099448 is about 1448.9472040071. The cubic root of 2099448 is about 128.0466952028.

The spelling of 2099448 in words is "two million, ninety-nine thousand, four hundred forty-eight".